[INFO] fetching crate string_io_and_mock 1.0.1...
[INFO] checking string_io_and_mock-1.0.1 against master#2b112efcccf831c0e0fbaa6470047c7067f12801 for pr-150727-1
[INFO] extracting crate string_io_and_mock 1.0.1 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate string_io_and_mock 1.0.1
[INFO] finished tweaking crates.io crate string_io_and_mock 1.0.1
[INFO] tweaked toml for crates.io crate string_io_and_mock 1.0.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate string_io_and_mock 1.0.1 on toolchain 2b112efcccf831c0e0fbaa6470047c7067f12801
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2b112efcccf831c0e0fbaa6470047c7067f12801" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2b112efcccf831c0e0fbaa6470047c7067f12801" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 37 packages to latest compatible versions
[INFO] [stderr]       Adding serial_test v2.0.0 (available: v3.3.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2b112efcccf831c0e0fbaa6470047c7067f12801" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fslock v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2b112efcccf831c0e0fbaa6470047c7067f12801" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8198ace5df786b8958ba5dad340d747d0a3d2f86a9cf5d3e3aad638724535720
[INFO] running `Command { std: "docker" "start" "-a" "8198ace5df786b8958ba5dad340d747d0a3d2f86a9cf5d3e3aad638724535720", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8198ace5df786b8958ba5dad340d747d0a3d2f86a9cf5d3e3aad638724535720", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8198ace5df786b8958ba5dad340d747d0a3d2f86a9cf5d3e3aad638724535720", kill_on_drop: false }`
[INFO] [stdout] 8198ace5df786b8958ba5dad340d747d0a3d2f86a9cf5d3e3aad638724535720
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2b112efcccf831c0e0fbaa6470047c7067f12801" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 72a02a0b11955e8d814156d3bac373ae808cb8d9801041ef1f7763dfaccc690d
[INFO] running `Command { std: "docker" "start" "-a" "72a02a0b11955e8d814156d3bac373ae808cb8d9801041ef1f7763dfaccc690d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]     Checking futures-sink v0.3.31
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]     Checking cfg-if v1.0.4
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]     Checking lock_api v0.4.14
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]     Checking log v0.4.29
[INFO] [stderr]    Compiling serial_test_derive v2.0.0
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking fslock v0.2.1
[INFO] [stderr]     Checking dashmap v5.5.3
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking serial_test v2.0.0
[INFO] [stderr]     Checking string_io_and_mock v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.27s
[INFO] running `Command { std: "docker" "inspect" "72a02a0b11955e8d814156d3bac373ae808cb8d9801041ef1f7763dfaccc690d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72a02a0b11955e8d814156d3bac373ae808cb8d9801041ef1f7763dfaccc690d", kill_on_drop: false }`
[INFO] [stdout] 72a02a0b11955e8d814156d3bac373ae808cb8d9801041ef1f7763dfaccc690d