[INFO] fetching crate exhaust 0.2.2...
[INFO] checking exhaust-0.2.2 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate exhaust 0.2.2 into /workspace/builds/worker-7-tc1/source
[INFO] removed /workspace/builds/worker-7-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate exhaust 0.2.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate exhaust 0.2.2
[INFO] tweaked toml for crates.io crate exhaust 0.2.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate exhaust 0.2.2 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate exhaust 0.2.2 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mutants v0.0.3
[INFO] [stderr]   Downloaded paste v1.0.5
[INFO] [stderr]   Downloaded exhaust-macros v0.2.1
[INFO] [stderr]   Downloaded syn v2.0.73
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d575d50ec48cbe5cc76edaa8ed2bb5aad6e358d4e39bcc952d12da378ac92884
[INFO] running `Command { std: "docker" "start" "-a" "d575d50ec48cbe5cc76edaa8ed2bb5aad6e358d4e39bcc952d12da378ac92884", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d575d50ec48cbe5cc76edaa8ed2bb5aad6e358d4e39bcc952d12da378ac92884", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d575d50ec48cbe5cc76edaa8ed2bb5aad6e358d4e39bcc952d12da378ac92884", kill_on_drop: false }`
[INFO] [stdout] d575d50ec48cbe5cc76edaa8ed2bb5aad6e358d4e39bcc952d12da378ac92884
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e5fe5a154f996984bda5f5d6cb6e2a01eab1c244e7a4660234902a3f851f5c1
[INFO] running `Command { std: "docker" "start" "-a" "5e5fe5a154f996984bda5f5d6cb6e2a01eab1c244e7a4660234902a3f851f5c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]    Compiling mutants v0.0.3
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.73
[INFO] [stderr]    Compiling exhaust-macros v0.2.1
[INFO] [stderr]     Checking exhaust v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum `EnumInsideFn` is never used
[INFO] [stdout]    --> tests/deriving.rs:212:10
[INFO] [stdout]     |
[INFO] [stdout] 212 |     enum EnumInsideFn<T> {
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `EnumInsideMod` is never used
[INFO] [stdout]    --> tests/deriving.rs:198:10
[INFO] [stdout]     |
[INFO] [stdout] 198 |     enum EnumInsideMod<T> {
[INFO] [stdout]     |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `StructInsideMod` is never constructed
[INFO] [stdout]    --> tests/deriving.rs:204:12
[INFO] [stdout]     |
[INFO] [stdout] 204 |     struct StructInsideMod(bool);
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.37s
[INFO] running `Command { std: "docker" "inspect" "5e5fe5a154f996984bda5f5d6cb6e2a01eab1c244e7a4660234902a3f851f5c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e5fe5a154f996984bda5f5d6cb6e2a01eab1c244e7a4660234902a3f851f5c1", kill_on_drop: false }`
[INFO] [stdout] 5e5fe5a154f996984bda5f5d6cb6e2a01eab1c244e7a4660234902a3f851f5c1