[INFO] fetching crate dab 0.2.0...
[INFO] checking dab-0.2.0 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate dab 0.2.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate dab 0.2.0 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 dab 0.2.0
[INFO] finished tweaking crates.io crate dab 0.2.0
[INFO] tweaked toml for crates.io crate dab 0.2.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate dab 0.2.0 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.39
[INFO] [stderr]   Downloaded unicode-ident v1.0.0
[INFO] [stderr]   Downloaded cargo_toml v0.11.5
[INFO] [stderr]   Downloaded syn v1.0.96
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 498a40930a939acd1cc180e83eed361b62b56af4955506cfb23e0e11511f080b
[INFO] running `Command { std: "docker" "start" "-a" "498a40930a939acd1cc180e83eed361b62b56af4955506cfb23e0e11511f080b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "498a40930a939acd1cc180e83eed361b62b56af4955506cfb23e0e11511f080b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "498a40930a939acd1cc180e83eed361b62b56af4955506cfb23e0e11511f080b", kill_on_drop: false }`
[INFO] [stdout] 498a40930a939acd1cc180e83eed361b62b56af4955506cfb23e0e11511f080b
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0955c60b2ec89b08ce6761d6d73c45da44b181d300e6651b1772c024bc99c49
[INFO] running `Command { std: "docker" "start" "-a" "e0955c60b2ec89b08ce6761d6d73c45da44b181d300e6651b1772c024bc99c49", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking toml v0.5.9
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]     Checking cargo_toml v0.11.5
[INFO] [stderr]     Checking dab v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.08s
[INFO] running `Command { std: "docker" "inspect" "e0955c60b2ec89b08ce6761d6d73c45da44b181d300e6651b1772c024bc99c49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0955c60b2ec89b08ce6761d6d73c45da44b181d300e6651b1772c024bc99c49", kill_on_drop: false }`
[INFO] [stdout] e0955c60b2ec89b08ce6761d6d73c45da44b181d300e6651b1772c024bc99c49
[INFO] checking dab-0.2.0 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] extracting crate dab 0.2.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate dab 0.2.0 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 dab 0.2.0
[INFO] finished tweaking crates.io crate dab 0.2.0
[INFO] tweaked toml for crates.io crate dab 0.2.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate dab 0.2.0 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] a49e5e7385be262303485fdfa034758f559d744bbc659bad49fd78616166d341
[INFO] running `Command { std: "docker" "start" "-a" "a49e5e7385be262303485fdfa034758f559d744bbc659bad49fd78616166d341", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a49e5e7385be262303485fdfa034758f559d744bbc659bad49fd78616166d341", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a49e5e7385be262303485fdfa034758f559d744bbc659bad49fd78616166d341", kill_on_drop: false }`
[INFO] [stdout] a49e5e7385be262303485fdfa034758f559d744bbc659bad49fd78616166d341
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 6625ea67e40a3c3b57388a0d8219dde90d0606ff59170afd48cce64e70e4bc87
[INFO] running `Command { std: "docker" "start" "-a" "6625ea67e40a3c3b57388a0d8219dde90d0606ff59170afd48cce64e70e4bc87", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]     Checking toml v0.5.9
[INFO] [stderr]     Checking cargo_toml v0.11.5
[INFO] [stderr]     Checking dab v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.02s
[INFO] running `Command { std: "docker" "inspect" "6625ea67e40a3c3b57388a0d8219dde90d0606ff59170afd48cce64e70e4bc87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6625ea67e40a3c3b57388a0d8219dde90d0606ff59170afd48cce64e70e4bc87", kill_on_drop: false }`
[INFO] [stdout] 6625ea67e40a3c3b57388a0d8219dde90d0606ff59170afd48cce64e70e4bc87