[INFO] fetching crate basicaf 0.1.2... [INFO] checking basicaf-0.1.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate basicaf 0.1.2 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate basicaf 0.1.2 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate basicaf 0.1.2 [INFO] finished tweaking crates.io crate basicaf 0.1.2 [INFO] tweaked toml for crates.io crate basicaf 0.1.2 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 25 packages [INFO] [stderr] Adding aho-corasick v0.6.10 (latest: v1.1.3) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding clap v2.34.0 (latest: v4.5.4) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding memchr v1.0.2 (latest: v2.7.2) [INFO] [stderr] Adding nom v3.2.1 (latest: v7.1.3) [INFO] [stderr] Adding regex v0.2.11 (latest: v1.10.4) [INFO] [stderr] Adding regex-syntax v0.5.6 (latest: v0.8.3) [INFO] [stderr] Adding strsim v0.8.0 (latest: v0.11.1) [INFO] [stderr] Adding textwrap v0.11.0 (latest: v0.16.1) [INFO] [stderr] Adding thread_local v0.3.6 (latest: v1.1.8) [INFO] [stderr] Adding ucd-util v0.1.10 (latest: v0.2.1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded unescape v0.1.0 [INFO] [stderr] Downloaded ucd-util v0.1.10 [INFO] [stderr] Downloaded aho-corasick v0.6.10 [INFO] [stderr] Downloaded thread_local v0.3.6 [INFO] [stderr] Downloaded utf8-ranges v1.0.5 [INFO] [stderr] Downloaded memchr v1.0.2 [INFO] [stderr] Downloaded nom v3.2.1 [INFO] [stderr] Downloaded regex-syntax v0.5.6 [INFO] [stderr] Downloaded regex v0.2.11 [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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] af652fbba149018969920a2ca15566fbe3e3dad3ab8b9baaf629b708490b8949 [INFO] running `Command { std: "docker" "start" "-a" "af652fbba149018969920a2ca15566fbe3e3dad3ab8b9baaf629b708490b8949", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "af652fbba149018969920a2ca15566fbe3e3dad3ab8b9baaf629b708490b8949", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "af652fbba149018969920a2ca15566fbe3e3dad3ab8b9baaf629b708490b8949", kill_on_drop: false }` [INFO] [stdout] af652fbba149018969920a2ca15566fbe3e3dad3ab8b9baaf629b708490b8949 [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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ae101215abd83846b699d869b1fdada4e97692d91396ca5b58fbf18046dcf75b [INFO] running `Command { std: "docker" "start" "-a" "ae101215abd83846b699d869b1fdada4e97692d91396ca5b58fbf18046dcf75b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Checking unicode-width v0.1.11 [INFO] [stderr] Checking ucd-util v0.1.10 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking utf8-ranges v1.0.5 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking unescape v0.1.0 [INFO] [stderr] Checking memchr v1.0.2 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking nom v3.2.1 [INFO] [stderr] Checking basicaf v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `drop` is imported redundantly [INFO] [stdout] --> src/interp/mod.rs:22:16 [INFO] [stdout] | [INFO] [stdout] 22 | use std::mem::{drop}; [INFO] [stdout] | ^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `drop` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `drop` is imported redundantly [INFO] [stdout] --> src/interp/mod.rs:22:16 [INFO] [stdout] | [INFO] [stdout] 22 | use std::mem::{drop}; [INFO] [stdout] | ^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:124:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `drop` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/optimizer/mod.rs:31:29 [INFO] [stdout] | [INFO] [stdout] 31 | let optimizers: Vec> = 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] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 31 | let optimizers: Vec> = vec![ [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/optimizer/mod.rs:31:29 [INFO] [stdout] | [INFO] [stdout] 31 | let optimizers: Vec> = 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] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is an object-safe trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 31 | let optimizers: Vec> = vec![ [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `step_expr` is never read [INFO] [stdout] --> src/parser/structs.rs:46:11 [INFO] [stdout] | [INFO] [stdout] 45 | FOR { varname: String, from_expr: DBExpr, to_expr: DBExpr, [INFO] [stdout] | --- field in this variant [INFO] [stdout] 46 | step_expr: Box> }, // boxing the step for memory layout [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Term` is never used [INFO] [stdout] --> src/parser/ast.rs:38:10 [INFO] [stdout] | [INFO] [stdout] 38 | pub enum Term { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Term` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `loop_nodes` is never read [INFO] [stdout] --> src/ir/blockgen.rs:40:9 [INFO] [stdout] | [INFO] [stdout] 32 | pub struct Block { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] ... [INFO] [stdout] 40 | pub loop_nodes: HashSet, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Block` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `step_expr` is never read [INFO] [stdout] --> src/parser/structs.rs:46:11 [INFO] [stdout] | [INFO] [stdout] 45 | FOR { varname: String, from_expr: DBExpr, to_expr: DBExpr, [INFO] [stdout] | --- field in this variant [INFO] [stdout] 46 | step_expr: Box> }, // boxing the step for memory layout [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Term` is never used [INFO] [stdout] --> src/parser/ast.rs:38:10 [INFO] [stdout] | [INFO] [stdout] 38 | pub enum Term { [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Term` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `loop_nodes` is never read [INFO] [stdout] --> src/ir/blockgen.rs:40:9 [INFO] [stdout] | [INFO] [stdout] 32 | pub struct Block { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] ... [INFO] [stdout] 40 | pub loop_nodes: HashSet, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Block` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.18s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v3.2.1 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "ae101215abd83846b699d869b1fdada4e97692d91396ca5b58fbf18046dcf75b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ae101215abd83846b699d869b1fdada4e97692d91396ca5b58fbf18046dcf75b", kill_on_drop: false }` [INFO] [stdout] ae101215abd83846b699d869b1fdada4e97692d91396ca5b58fbf18046dcf75b