[INFO] fetching crate tac-traits 0.3.0-alpha.2...
[INFO] checking tac-traits-0.3.0-alpha.2 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate tac-traits 0.3.0-alpha.2 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate tac-traits 0.3.0-alpha.2
[INFO] finished tweaking crates.io crate tac-traits 0.3.0-alpha.2
[INFO] tweaked toml for crates.io crate tac-traits 0.3.0-alpha.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tac-traits 0.3.0-alpha.2 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate tac-traits 0.3.0-alpha.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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 731644b8285750876c4bd48848c6a74e0e9f8fe489d160c490d4a0bab7136354
[INFO] running `Command { std: "docker" "start" "-a" "731644b8285750876c4bd48848c6a74e0e9f8fe489d160c490d4a0bab7136354", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "731644b8285750876c4bd48848c6a74e0e9f8fe489d160c490d4a0bab7136354", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "731644b8285750876c4bd48848c6a74e0e9f8fe489d160c490d4a0bab7136354", kill_on_drop: false }`
[INFO] [stdout] 731644b8285750876c4bd48848c6a74e0e9f8fe489d160c490d4a0bab7136354
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a97ce20dc73e6f1986dc300a98b582cedb7bf9008ac47c4caadb4ab2824601e
[INFO] running `Command { std: "docker" "start" "-a" "4a97ce20dc73e6f1986dc300a98b582cedb7bf9008ac47c4caadb4ab2824601e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling macro_rules_attribute-proc_macro v0.1.3
[INFO] [stderr]     Checking polonius-the-crab v0.2.1
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]     Checking never-say-never v6.6.666
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]     Checking arena-traits v0.2.3
[INFO] [stderr]     Checking sift-trait v0.3.0-alpha.2
[INFO] [stderr]     Checking macro_rules_attribute v0.1.3
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling ext-trait-proc_macros v1.0.1
[INFO] [stderr]    Compiling nougat-proc_macros v0.2.4
[INFO] [stderr]    Compiling lending-iterator-proc_macros v0.1.7
[INFO] [stderr]     Checking ext-trait v1.0.1
[INFO] [stderr]     Checking extension-traits v1.0.1
[INFO] [stderr]     Checking nougat v0.2.4
[INFO] [stderr]     Checking lending-iterator v0.1.7
[INFO] [stderr]     Checking cfg-traits v0.3.0-alpha.2
[INFO] [stderr]     Checking register-machine-traits v0.3.0-alpha.2
[INFO] [stderr]     Checking tac-traits v0.3.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.46s
[INFO] running `Command { std: "docker" "inspect" "4a97ce20dc73e6f1986dc300a98b582cedb7bf9008ac47c4caadb4ab2824601e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a97ce20dc73e6f1986dc300a98b582cedb7bf9008ac47c4caadb4ab2824601e", kill_on_drop: false }`
[INFO] [stdout] 4a97ce20dc73e6f1986dc300a98b582cedb7bf9008ac47c4caadb4ab2824601e