[INFO] fetching crate cargo-culture-kit 1.0.0... [INFO] checking cargo-culture-kit-1.0.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate cargo-culture-kit 1.0.0 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate cargo-culture-kit 1.0.0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate cargo-culture-kit 1.0.0 [INFO] finished tweaking crates.io crate cargo-culture-kit 1.0.0 [INFO] tweaked toml for crates.io crate cargo-culture-kit 1.0.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 72 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding cargo_metadata v0.5.8 (latest: v0.18.1) [INFO] [stderr] Adding colored v1.9.4 (latest: v2.1.0) [INFO] [stderr] Adding error-chain v0.11.0 (latest: v0.12.4) [INFO] [stderr] Adding linux-raw-sys v0.4.13 (latest: v0.6.4) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding proptest v0.7.2 (latest: v1.4.0) [INFO] [stderr] Adding quick-error v1.2.3 (latest: v2.0.1) [INFO] [stderr] Adding rand v0.4.6 (latest: v0.8.5) [INFO] [stderr] Adding rand_core v0.3.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_core v0.4.2 (latest: v0.6.4) [INFO] [stderr] Adding rdrand v0.4.0 (latest: v0.8.3) [INFO] [stderr] Adding regex-syntax v0.4.2 (latest: v0.8.3) [INFO] [stderr] Adding rusty-fork v0.2.2 (latest: v0.3.0) [INFO] [stderr] Adding semver v0.9.0 (latest: v1.0.22) [INFO] [stderr] Adding semver-parser v0.7.0 (latest: v0.10.2) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.58) [INFO] [stderr] Adding synstructure v0.12.6 (latest: v0.13.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded colored v1.9.4 [INFO] [stderr] Downloaded error-chain v0.11.0 [INFO] [stderr] Downloaded rusty-fork v0.2.2 [INFO] [stderr] Downloaded proptest v0.7.2 [INFO] [stderr] Downloaded cargo_metadata v0.5.8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 63b0fba48f35000fef6d3de012b8fef0a1769fd534dc5d9e27373b1b98c06580 [INFO] running `Command { std: "docker" "start" "-a" "63b0fba48f35000fef6d3de012b8fef0a1769fd534dc5d9e27373b1b98c06580", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "63b0fba48f35000fef6d3de012b8fef0a1769fd534dc5d9e27373b1b98c06580", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "63b0fba48f35000fef6d3de012b8fef0a1769fd534dc5d9e27373b1b98c06580", kill_on_drop: false }` [INFO] [stdout] 63b0fba48f35000fef6d3de012b8fef0a1769fd534dc5d9e27373b1b98c06580 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 46a492e29ab2e2acb96a8fb55bf4c16cdae27025007d4063b1236615c729da31 [INFO] running `Command { std: "docker" "start" "-a" "46a492e29ab2e2acb96a8fb55bf4c16cdae27025007d4063b1236615c729da31", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking gimli v0.28.1 [INFO] [stderr] Checking rustc-demangle v0.1.23 [INFO] [stderr] Compiling backtrace v0.3.71 [INFO] [stderr] Checking miniz_oxide v0.7.2 [INFO] [stderr] Checking object v0.32.2 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Checking semver-parser v0.7.0 [INFO] [stderr] Checking is-terminal v0.4.12 [INFO] [stderr] Checking bit-vec v0.6.3 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking rusty-fork v0.2.2 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking regex-syntax v0.4.2 [INFO] [stderr] Checking colored v1.9.4 [INFO] [stderr] Checking semver v0.9.0 [INFO] [stderr] Checking bit-set v0.5.3 [INFO] [stderr] Checking proptest v0.7.2 [INFO] [stderr] Checking addr2line v0.21.0 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Checking error-chain v0.11.0 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking cargo_metadata v0.5.8 [INFO] [stderr] Checking cargo-culture-kit v1.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/file.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::convert::From; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `failure` is imported redundantly [INFO] [stdout] --> src/exit_code.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use failure; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:69:1 [INFO] [stdout] | [INFO] [stdout] 69 | extern crate failure; [INFO] [stdout] | --------------------- the item `failure` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/rules/mod.rs:82:31 [INFO] [stdout] | [INFO] [stdout] 82 | pub print_output: &'a mut Write, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 82 | pub print_output: &'a mut dyn Write, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `From` is imported redundantly [INFO] [stdout] --> src/file.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::convert::From; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `From` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `File` is imported redundantly [INFO] [stdout] --> src/checklist.rs:155:35 [INFO] [stdout] | [INFO] [stdout] 154 | use super::*; [INFO] [stdout] | -------- the item `File` is already imported here [INFO] [stdout] 155 | use std::fs::{create_dir_all, File}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `failure` is imported redundantly [INFO] [stdout] --> src/exit_code.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use failure; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:69:1 [INFO] [stdout] | [INFO] [stdout] 69 | extern crate failure; [INFO] [stdout] | --------------------- the item `failure` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:227:15 [INFO] [stdout] | [INFO] [stdout] 227 | rules: &[&Rule], [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 227 | rules: &[&dyn Rule], [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `cargo_metadata` is imported redundantly [INFO] [stdout] --> src/rules/mod.rs:120:9 [INFO] [stdout] | [INFO] [stdout] 120 | use cargo_metadata; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:78:1 [INFO] [stdout] | [INFO] [stdout] 78 | extern crate cargo_metadata; [INFO] [stdout] | ---------------------------- the item `cargo_metadata` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:267:15 [INFO] [stdout] | [INFO] [stdout] 267 | rules: &[&Rule], [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 267 | rules: &[&dyn Rule], [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:397:12 [INFO] [stdout] | [INFO] [stdout] 397 | rule: &Rule, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 397 | rule: &dyn Rule, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/checklist.rs:87:32 [INFO] [stdout] | [INFO] [stdout] 87 | available_rules: &'rules [&Rule], [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 87 | available_rules: &'rules [&dyn Rule], [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/checklist.rs:88:25 [INFO] [stdout] | [INFO] [stdout] 88 | ) -> Result, FilterError> { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 88 | ) -> Result, FilterError> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/checklist.rs:128:28 [INFO] [stdout] | [INFO] [stdout] 128 | available_rules: &'r [&Rule], [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 128 | available_rules: &'r [&dyn Rule], [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/checklist.rs:130:21 [INFO] [stdout] | [INFO] [stdout] 130 | ) -> Result, FilterError> { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 130 | ) -> Result, FilterError> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/rules/mod.rs:87:35 [INFO] [stdout] | [INFO] [stdout] 87 | pub fn default_rules() -> Vec> { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 87 | pub fn default_rules() -> Vec> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/rules/builds_cleanly_without_warnings_or_errors.rs:118:24 [INFO] [stdout] | [INFO] [stdout] 118 | print_output: &mut Write, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 118 | print_output: &mut dyn Write, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/rules/builds_cleanly_without_warnings_or_errors.rs:161:24 [INFO] [stdout] | [INFO] [stdout] 161 | print_output: &mut Write, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 161 | print_output: &mut dyn Write, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/rules/mod.rs:82:31 [INFO] [stdout] | [INFO] [stdout] 82 | pub print_output: &'a mut Write, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 82 | pub print_output: &'a mut dyn Write, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/checklist.rs:131:25 [INFO] [stdout] | [INFO] [stdout] 131 | let mut rules: Vec<&Rule> = Vec::with_capacity(desired_rule_descriptions.len()); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 131 | let mut rules: Vec<&dyn Rule> = Vec::with_capacity(desired_rule_descriptions.len()); [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:227:15 [INFO] [stdout] | [INFO] [stdout] 227 | rules: &[&Rule], [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 227 | rules: &[&dyn Rule], [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:267:15 [INFO] [stdout] | [INFO] [stdout] 267 | rules: &[&Rule], [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 267 | rules: &[&dyn Rule], [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:397:12 [INFO] [stdout] | [INFO] [stdout] 397 | rule: &Rule, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 397 | rule: &dyn Rule, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/checklist.rs:87:32 [INFO] [stdout] | [INFO] [stdout] 87 | available_rules: &'rules [&Rule], [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 87 | available_rules: &'rules [&dyn Rule], [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/checklist.rs:88:25 [INFO] [stdout] | [INFO] [stdout] 88 | ) -> Result, FilterError> { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 88 | ) -> Result, FilterError> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/checklist.rs:128:28 [INFO] [stdout] | [INFO] [stdout] 128 | available_rules: &'r [&Rule], [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 128 | available_rules: &'r [&dyn Rule], [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/checklist.rs:130:21 [INFO] [stdout] | [INFO] [stdout] 130 | ) -> Result, FilterError> { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 130 | ) -> Result, FilterError> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/rules/mod.rs:87:35 [INFO] [stdout] | [INFO] [stdout] 87 | pub fn default_rules() -> Vec> { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 87 | pub fn default_rules() -> Vec> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:174:69 [INFO] [stdout] | [INFO] [stdout] 174 | let rule_refs = rules.iter().map(|r| r.as_ref()).collect::>(); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 174 | let rule_refs = rules.iter().map(|r| r.as_ref()).collect::>(); [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/rules/builds_cleanly_without_warnings_or_errors.rs:118:24 [INFO] [stdout] | [INFO] [stdout] 118 | print_output: &mut Write, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 118 | print_output: &mut dyn Write, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/rules/builds_cleanly_without_warnings_or_errors.rs:161:24 [INFO] [stdout] | [INFO] [stdout] 161 | print_output: &mut Write, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 161 | print_output: &mut dyn Write, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/rules/mod.rs:137:16 [INFO] [stdout] | [INFO] [stdout] 137 | rule: &Rule, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 137 | rule: &dyn Rule, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/rules/mod.rs:147:16 [INFO] [stdout] | [INFO] [stdout] 147 | rule: &Rule, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 147 | rule: &dyn Rule, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:497:64 [INFO] [stdout] | [INFO] [stdout] 497 | fn arb_rule()(rule in arb_predetermined_rule()) -> Box { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 497 | fn arb_rule()(rule in arb_predetermined_rule()) -> Box { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:503:60 [INFO] [stdout] | [INFO] [stdout] 503 | fn arb_vec_of_rules() -> VecStrategy>> { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 503 | fn arb_vec_of_rules() -> VecStrategy>> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/checklist.rs:131:25 [INFO] [stdout] | [INFO] [stdout] 131 | let mut rules: Vec<&Rule> = Vec::with_capacity(desired_rule_descriptions.len()); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 131 | let mut rules: Vec<&dyn Rule> = Vec::with_capacity(desired_rule_descriptions.len()); [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/checklist.rs:270:27 [INFO] [stdout] | [INFO] [stdout] 270 | let raw_rules: &[&Rule] = &[&rule_a, &rule_b]; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 270 | let raw_rules: &[&dyn Rule] = &[&rule_a, &rule_b]; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/checklist.rs:296:27 [INFO] [stdout] | [INFO] [stdout] 296 | let raw_rules: &[&Rule] = &[&rule_a, &rule_b]; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 296 | let raw_rules: &[&dyn Rule] = &[&rule_a, &rule_b]; [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:174:69 [INFO] [stdout] | [INFO] [stdout] 174 | let rule_refs = rules.iter().map(|r| r.as_ref()).collect::>(); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 174 | let rule_refs = rules.iter().map(|r| r.as_ref()).collect::>(); [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:498:24 [INFO] [stdout] | [INFO] [stdout] 498 | let b: Box = Box::new(rule); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 498 | let b: Box = Box::new(rule); [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:538:64 [INFO] [stdout] | [INFO] [stdout] 538 | ... .collect::>() [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 538 | .collect::>() [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `print_output` is never read [INFO] [stdout] --> src/rules/mod.rs:132:13 [INFO] [stdout] | [INFO] [stdout] 130 | pub struct OutcomeCapture { [INFO] [stdout] | -------------- field in this struct [INFO] [stdout] 131 | pub outcome: RuleOutcome, [INFO] [stdout] 132 | pub print_output: Vec, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 26 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.80s [INFO] running `Command { std: "docker" "inspect" "46a492e29ab2e2acb96a8fb55bf4c16cdae27025007d4063b1236615c729da31", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "46a492e29ab2e2acb96a8fb55bf4c16cdae27025007d4063b1236615c729da31", kill_on_drop: false }` [INFO] [stdout] 46a492e29ab2e2acb96a8fb55bf4c16cdae27025007d4063b1236615c729da31 [INFO] checking cargo-culture-kit-1.0.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate cargo-culture-kit 1.0.0 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate cargo-culture-kit 1.0.0 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate cargo-culture-kit 1.0.0 [INFO] finished tweaking crates.io crate cargo-culture-kit 1.0.0 [INFO] tweaked toml for crates.io crate cargo-culture-kit 1.0.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a751ed6841bb703b92db42bc1a6af9c3a782de203b02b4e0ebe29b44322c314a [INFO] running `Command { std: "docker" "start" "-a" "a751ed6841bb703b92db42bc1a6af9c3a782de203b02b4e0ebe29b44322c314a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a751ed6841bb703b92db42bc1a6af9c3a782de203b02b4e0ebe29b44322c314a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a751ed6841bb703b92db42bc1a6af9c3a782de203b02b4e0ebe29b44322c314a", kill_on_drop: false }` [INFO] [stdout] a751ed6841bb703b92db42bc1a6af9c3a782de203b02b4e0ebe29b44322c314a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] eea990b7279806a76c3fc15f08ea131da9d78320932e93f9037842542fd8eb78 [INFO] running `Command { std: "docker" "start" "-a" "eea990b7279806a76c3fc15f08ea131da9d78320932e93f9037842542fd8eb78", kill_on_drop: false }` [INFO] [stderr] Checking gimli v0.28.1 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking rustc-demangle v0.1.23 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling backtrace v0.3.71 [INFO] [stderr] Checking miniz_oxide v0.7.2 [INFO] [stderr] Checking object v0.32.2 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Checking semver-parser v0.7.0 [INFO] [stderr] Checking is-terminal v0.4.12 [INFO] [stderr] Checking bit-vec v0.6.3 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Checking rusty-fork v0.2.2 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking regex-syntax v0.4.2 [INFO] [stderr] Checking colored v1.9.4 [INFO] [stderr] Checking semver v0.9.0 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/miniz_oxide-0.7.2/src/inflate/core.rs:1196:9 [INFO] [stdout] | [INFO] [stdout] 1196 | / match state { [INFO] [stdout] 1197 | | Start => generate_state!(state, 'state_machine, { [INFO] [stdout] 1198 | | l.bit_buf = 0; [INFO] [stdout] 1199 | | l.num_bits = 0; [INFO] [stdout] ... | [INFO] [stdout] 1741 | | _ => break TINFLStatus::Failed, [INFO] [stdout] 1742 | | }; [INFO] [stdout] | |_________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking bit-set v0.5.3 [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `miniz_oxide` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "eea990b7279806a76c3fc15f08ea131da9d78320932e93f9037842542fd8eb78", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eea990b7279806a76c3fc15f08ea131da9d78320932e93f9037842542fd8eb78", kill_on_drop: false }` [INFO] [stdout] eea990b7279806a76c3fc15f08ea131da9d78320932e93f9037842542fd8eb78