[INFO] fetching crate rustask 0.9.1... [INFO] checking rustask-0.9.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate rustask 0.9.1 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate rustask 0.9.1 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 rustask 0.9.1 [INFO] finished tweaking crates.io crate rustask 0.9.1 [INFO] tweaked toml for crates.io crate rustask 0.9.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate crates.io crate rustask 0.9.1 already has a lockfile, it will not be regenerated [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] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rand_chacha v0.2.1 [INFO] [stderr] Downloaded num-integer v0.1.41 [INFO] [stderr] Downloaded eyre v0.6.5 [INFO] [stderr] Downloaded thread_local v1.1.0 [INFO] [stderr] Downloaded indenter v0.3.2 [INFO] [stderr] Downloaded colored v1.9.1 [INFO] [stderr] Downloaded pin-project-lite v0.2.4 [INFO] [stderr] Downloaded c2-chacha v0.2.3 [INFO] [stderr] Downloaded time v0.1.42 [INFO] [stderr] Downloaded num-traits v0.2.10 [INFO] [stderr] Downloaded ppv-lite86 v0.2.6 [INFO] [stderr] Downloaded autocfg v0.1.7 [INFO] [stderr] Downloaded addr2line v0.14.1 [INFO] [stderr] Downloaded tracing v0.1.22 [INFO] [stderr] Downloaded rustc-demangle v0.1.18 [INFO] [stderr] Downloaded chrono v0.4.10 [INFO] [stderr] Downloaded redox_syscall v0.1.56 [INFO] [stderr] Downloaded gimli v0.23.0 [INFO] [stderr] Downloaded backtrace v0.3.55 [INFO] [stderr] Downloaded color-spantrace v0.1.6 [INFO] [stderr] Downloaded color-eyre v0.5.10 [INFO] [stderr] Downloaded owo-colors v1.2.1 [INFO] [stderr] Downloaded tracing-error v0.1.2 [INFO] [stderr] Downloaded rand v0.7.2 [INFO] [stderr] Downloaded tracing-attributes v0.1.11 [INFO] [stderr] Downloaded object v0.22.0 [INFO] [stderr] Downloaded sharded-slab v0.1.1 [INFO] [stderr] Downloaded tracing-subscriber v0.2.15 [INFO] [stderr] Downloaded syn v1.0.58 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 5668b6c24b80a1bf197730869085ccfc68f2b3119873b61dddb2ca4e79dae933 [INFO] running `Command { std: "docker" "start" "-a" "5668b6c24b80a1bf197730869085ccfc68f2b3119873b61dddb2ca4e79dae933", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5668b6c24b80a1bf197730869085ccfc68f2b3119873b61dddb2ca4e79dae933", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5668b6c24b80a1bf197730869085ccfc68f2b3119873b61dddb2ca4e79dae933", kill_on_drop: false }` [INFO] [stdout] 5668b6c24b80a1bf197730869085ccfc68f2b3119873b61dddb2ca4e79dae933 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 674438964c5fa3e8cef2196ff04d8959da36321faf8610a303aed09291942226 [INFO] running `Command { std: "docker" "start" "-a" "674438964c5fa3e8cef2196ff04d8959da36321faf8610a303aed09291942226", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling syn v1.0.58 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling getrandom v0.1.13 [INFO] [stderr] Checking tracing-core v0.1.17 [INFO] [stderr] Checking sharded-slab v0.1.1 [INFO] [stderr] Checking thread_local v1.1.0 [INFO] [stderr] Compiling num-traits v0.2.10 [INFO] [stderr] Compiling serde v1.0.104 [INFO] [stderr] Checking pin-project-lite v0.2.4 [INFO] [stderr] Compiling miniz_oxide v0.4.3 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Checking adler v0.2.3 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Checking once_cell v1.5.2 [INFO] [stderr] Compiling eyre v0.6.5 [INFO] [stderr] Checking tracing-subscriber v0.2.15 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking gimli v0.23.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Checking c2-chacha v0.2.3 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking owo-colors v1.2.1 [INFO] [stderr] Checking object v0.22.0 [INFO] [stderr] Checking rustc-demangle v0.1.18 [INFO] [stderr] Checking indenter v0.3.2 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Checking rand v0.7.2 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking colored v1.9.1 [INFO] [stderr] Checking addr2line v0.14.1 [INFO] [stderr] Checking backtrace v0.3.55 [INFO] [stderr] Compiling tracing-attributes v0.1.11 [INFO] [stderr] Compiling serde_derive v1.0.104 [INFO] [stderr] Compiling thiserror-impl v1.0.23 [INFO] [stderr] Checking tracing v0.1.22 [INFO] [stderr] Checking thiserror v1.0.23 [INFO] [stderr] Checking tracing-error v0.1.2 [INFO] [stderr] Checking color-spantrace v0.1.6 [INFO] [stderr] Checking color-eyre v0.5.10 [INFO] [stderr] Checking chrono v0.4.10 [INFO] [stderr] Checking serde_json v1.0.44 [INFO] [stderr] Checking rustask v0.9.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `serde_json` is imported redundantly [INFO] [stdout] --> src/commands/storage.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ the item `serde_json` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serde_json` is imported redundantly [INFO] [stdout] --> src/commands/storage.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ the item `serde_json` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Path` is imported redundantly [INFO] [stdout] --> src/commands/storage.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 26 | use super::*; [INFO] [stdout] | -------- the item `Path` is already imported here [INFO] [stdout] ... [INFO] [stdout] 29 | use std::path::Path; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/commands.rs:132:26 [INFO] [stdout] | [INFO] [stdout] 132 | projs[idx].edit(id, |mut task| { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/commands.rs:132:26 [INFO] [stdout] | [INFO] [stdout] 132 | projs[idx].edit(id, |mut task| { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serde_json` is imported redundantly [INFO] [stdout] --> src/commands/storage.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ the item `serde_json` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `serde_json` is imported redundantly [INFO] [stdout] --> src/commands/storage.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use serde_json; [INFO] [stdout] | ^^^^^^^^^^ the item `serde_json` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Path` is imported redundantly [INFO] [stdout] --> src/commands/storage.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 26 | use super::*; [INFO] [stdout] | -------- the item `Path` is already imported here [INFO] [stdout] ... [INFO] [stdout] 29 | use std::path::Path; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/commands.rs:132:26 [INFO] [stdout] | [INFO] [stdout] 132 | projs[idx].edit(id, |mut task| { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/commands.rs:132:26 [INFO] [stdout] | [INFO] [stdout] 132 | projs[idx].edit(id, |mut task| { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.88s [INFO] running `Command { std: "docker" "inspect" "674438964c5fa3e8cef2196ff04d8959da36321faf8610a303aed09291942226", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "674438964c5fa3e8cef2196ff04d8959da36321faf8610a303aed09291942226", kill_on_drop: false }` [INFO] [stdout] 674438964c5fa3e8cef2196ff04d8959da36321faf8610a303aed09291942226