[INFO] fetching crate enum-map 2.7.3...
[INFO] checking enum-map-2.7.3 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate enum-map 2.7.3 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate enum-map 2.7.3 on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate enum-map 2.7.3
[INFO] finished tweaking crates.io crate enum-map 2.7.3
[INFO] tweaked toml for crates.io crate enum-map 2.7.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 15 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d14a241a49ac1276aff07b95bd2f2737ae21f30b6860c7e734124e4fbe3e3a5
[INFO] running `Command { std: "docker" "start" "-a" "4d14a241a49ac1276aff07b95bd2f2737ae21f30b6860c7e734124e4fbe3e3a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d14a241a49ac1276aff07b95bd2f2737ae21f30b6860c7e734124e4fbe3e3a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d14a241a49ac1276aff07b95bd2f2737ae21f30b6860c7e734124e4fbe3e3a5", kill_on_drop: false }`
[INFO] [stdout] 4d14a241a49ac1276aff07b95bd2f2737ae21f30b6860c7e734124e4fbe3e3a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c7b41236219b73f4e330ce710df1494d992f81dbfc58f2c8fdf48b7d11f2569
[INFO] running `Command { std: "docker" "start" "-a" "8c7b41236219b73f4e330ce710df1494d992f81dbfc58f2c8fdf48b7d11f2569", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling serde_derive v1.0.209
[INFO] [stderr]    Compiling enum-map-derive v0.17.0
[INFO] [stderr]     Checking enum-map v2.7.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde v1.0.209
[INFO] [stderr]     Checking serde_test v1.0.177
[INFO] [stderr]     Checking serde_json v1.0.127
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stdout] warning: trait `From` is never used
[INFO] [stdout]   --> tests/test.rs:22:7
[INFO] [stdout]    |
[INFO] [stdout] 22 | trait From<T>: Sized {
[INFO] [stdout]    |       ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.09s
[INFO] running `Command { std: "docker" "inspect" "8c7b41236219b73f4e330ce710df1494d992f81dbfc58f2c8fdf48b7d11f2569", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c7b41236219b73f4e330ce710df1494d992f81dbfc58f2c8fdf48b7d11f2569", kill_on_drop: false }`
[INFO] [stdout] 8c7b41236219b73f4e330ce710df1494d992f81dbfc58f2c8fdf48b7d11f2569
[INFO] checking enum-map-2.7.3 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] extracting crate enum-map 2.7.3 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate enum-map 2.7.3 on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate enum-map 2.7.3
[INFO] finished tweaking crates.io crate enum-map 2.7.3
[INFO] tweaked toml for crates.io crate enum-map 2.7.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 15 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f18909de781c3772dd6d60e09b0f37c01caae63b083ed8f1d9d007ceb53ab6cd
[INFO] running `Command { std: "docker" "start" "-a" "f18909de781c3772dd6d60e09b0f37c01caae63b083ed8f1d9d007ceb53ab6cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f18909de781c3772dd6d60e09b0f37c01caae63b083ed8f1d9d007ceb53ab6cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f18909de781c3772dd6d60e09b0f37c01caae63b083ed8f1d9d007ceb53ab6cd", kill_on_drop: false }`
[INFO] [stdout] f18909de781c3772dd6d60e09b0f37c01caae63b083ed8f1d9d007ceb53ab6cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1a29d4e57a4b2cc3ff3976806b32c9c2dec603eb4ce9a193f5a731ae6b5f279
[INFO] running `Command { std: "docker" "start" "-a" "e1a29d4e57a4b2cc3ff3976806b32c9c2dec603eb4ce9a193f5a731ae6b5f279", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling serde_derive v1.0.209
[INFO] [stderr]    Compiling enum-map-derive v0.17.0
[INFO] [stderr]     Checking enum-map v2.7.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde v1.0.209
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking serde_test v1.0.177
[INFO] [stderr]     Checking serde_json v1.0.127
[INFO] [stdout] warning: trait `From` is never used
[INFO] [stdout]   --> tests/test.rs:22:7
[INFO] [stdout]    |
[INFO] [stdout] 22 | trait From<T>: Sized {
[INFO] [stdout]    |       ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.83s
[INFO] running `Command { std: "docker" "inspect" "e1a29d4e57a4b2cc3ff3976806b32c9c2dec603eb4ce9a193f5a731ae6b5f279", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1a29d4e57a4b2cc3ff3976806b32c9c2dec603eb4ce9a193f5a731ae6b5f279", kill_on_drop: false }`
[INFO] [stdout] e1a29d4e57a4b2cc3ff3976806b32c9c2dec603eb4ce9a193f5a731ae6b5f279