[INFO] fetching crate mlzutil 0.3.0...
[INFO] checking mlzutil-0.3.0 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate mlzutil 0.3.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate mlzutil 0.3.0 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 mlzutil 0.3.0
[INFO] finished tweaking crates.io crate mlzutil 0.3.0
[INFO] tweaked toml for crates.io crate mlzutil 0.3.0 written to /workspace/builds/worker-2-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 45 packages to latest compatible versions
[INFO] [stderr]       Adding hostname v0.3.1 (latest: v0.4.0)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.13.0)
[INFO] [stderr]       Adding time v0.3.20 (latest: v0.3.36)
[INFO] [stderr]       Adding time-core v0.1.0 (latest: v0.1.2)
[INFO] [stderr]       Adding windows-sys v0.48.0 (latest: v0.59.0)
[INFO] [stderr]       Adding windows-sys v0.52.0 (latest: v0.59.0)
[INFO] [stderr]       Adding windows-targets v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_i686_gnu v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_i686_msvc v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.6)
[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 dns-lookup v2.0.4
[INFO] [stderr]   Downloaded time-core v0.1.0
[INFO] [stderr]   Downloaded systemstat v0.2.3
[INFO] [stderr]   Downloaded match_cfg v0.1.0
[INFO] [stderr]   Downloaded hostname v0.3.1
[INFO] [stderr]   Downloaded time v0.3.20
[INFO] [stderr]   Downloaded bytesize v1.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 1abf8b349d7f6a881dbc1c845810ef90ca6f1d6ad2afc9cc277ed01fce5bef3a
[INFO] running `Command { std: "docker" "start" "-a" "1abf8b349d7f6a881dbc1c845810ef90ca6f1d6ad2afc9cc277ed01fce5bef3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1abf8b349d7f6a881dbc1c845810ef90ca6f1d6ad2afc9cc277ed01fce5bef3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1abf8b349d7f6a881dbc1c845810ef90ca6f1d6ad2afc9cc277ed01fce5bef3a", kill_on_drop: false }`
[INFO] [stdout] 1abf8b349d7f6a881dbc1c845810ef90ca6f1d6ad2afc9cc277ed01fce5bef3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] dcbb60ac160a2c5323ef0ee94011afa6b41a44f8e69c1c0b46a9d552ddfa69a2
[INFO] running `Command { std: "docker" "start" "-a" "dcbb60ac160a2c5323ef0ee94011afa6b41a44f8e69c1c0b46a9d552ddfa69a2", kill_on_drop: false }`
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking time-core v0.1.0
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking bytesize v1.3.0
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking time v0.3.20
[INFO] [stderr]     Checking dns-lookup v2.0.4
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking systemstat v0.2.3
[INFO] [stderr]     Checking mlzutil v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.91s
[INFO] running `Command { std: "docker" "inspect" "dcbb60ac160a2c5323ef0ee94011afa6b41a44f8e69c1c0b46a9d552ddfa69a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcbb60ac160a2c5323ef0ee94011afa6b41a44f8e69c1c0b46a9d552ddfa69a2", kill_on_drop: false }`
[INFO] [stdout] dcbb60ac160a2c5323ef0ee94011afa6b41a44f8e69c1c0b46a9d552ddfa69a2
[INFO] checking mlzutil-0.3.0 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] extracting crate mlzutil 0.3.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate mlzutil 0.3.0 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 mlzutil 0.3.0
[INFO] finished tweaking crates.io crate mlzutil 0.3.0
[INFO] tweaked toml for crates.io crate mlzutil 0.3.0 written to /workspace/builds/worker-2-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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 45 packages to latest compatible versions
[INFO] [stderr]       Adding hostname v0.3.1 (latest: v0.4.0)
[INFO] [stderr]       Adding itertools v0.10.5 (latest: v0.13.0)
[INFO] [stderr]       Adding time v0.3.20 (latest: v0.3.36)
[INFO] [stderr]       Adding time-core v0.1.0 (latest: v0.1.2)
[INFO] [stderr]       Adding windows-sys v0.48.0 (latest: v0.59.0)
[INFO] [stderr]       Adding windows-sys v0.52.0 (latest: v0.59.0)
[INFO] [stderr]       Adding windows-targets v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_aarch64_gnullvm v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_aarch64_msvc v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_i686_gnu v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_i686_msvc v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_x86_64_gnu v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_x86_64_gnullvm v0.48.5 (latest: v0.52.6)
[INFO] [stderr]       Adding windows_x86_64_msvc v0.48.5 (latest: v0.52.6)
[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-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e5c231c7492b0db6585306f6284f42f0c2fff4f94b4af9d72e99caecbf8613a
[INFO] running `Command { std: "docker" "start" "-a" "8e5c231c7492b0db6585306f6284f42f0c2fff4f94b4af9d72e99caecbf8613a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e5c231c7492b0db6585306f6284f42f0c2fff4f94b4af9d72e99caecbf8613a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e5c231c7492b0db6585306f6284f42f0c2fff4f94b4af9d72e99caecbf8613a", kill_on_drop: false }`
[INFO] [stdout] 8e5c231c7492b0db6585306f6284f42f0c2fff4f94b4af9d72e99caecbf8613a
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eca3001553114c5e7a984b42f596b26bf28464f636e1d43d0a99dfc78911ef20
[INFO] running `Command { std: "docker" "start" "-a" "eca3001553114c5e7a984b42f596b26bf28464f636e1d43d0a99dfc78911ef20", kill_on_drop: false }`
[INFO] [stderr]     Checking time-core v0.1.0
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking bytesize v1.3.0
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]     Checking time v0.3.20
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking dns-lookup v2.0.4
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking systemstat v0.2.3
[INFO] [stderr]     Checking mlzutil v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.82s
[INFO] running `Command { std: "docker" "inspect" "eca3001553114c5e7a984b42f596b26bf28464f636e1d43d0a99dfc78911ef20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eca3001553114c5e7a984b42f596b26bf28464f636e1d43d0a99dfc78911ef20", kill_on_drop: false }`
[INFO] [stdout] eca3001553114c5e7a984b42f596b26bf28464f636e1d43d0a99dfc78911ef20