[INFO] fetching crate mergle 0.6.0...
[INFO] checking mergle-0.6.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate mergle 0.6.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate mergle 0.6.0
[INFO] finished tweaking crates.io crate mergle 0.6.0
[INFO] tweaked toml for crates.io crate mergle 0.6.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mergle 0.6.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mergle 0.6.0 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bromberg_sl2 v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 617a4c1d1e2c9844b80a7adba1ccae49eb4988d4d14ea449a0b785f7896b3a65
[INFO] running `Command { std: "docker" "start" "-a" "617a4c1d1e2c9844b80a7adba1ccae49eb4988d4d14ea449a0b785f7896b3a65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "617a4c1d1e2c9844b80a7adba1ccae49eb4988d4d14ea449a0b785f7896b3a65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "617a4c1d1e2c9844b80a7adba1ccae49eb4988d4d14ea449a0b785f7896b3a65", kill_on_drop: false }`
[INFO] [stdout] 617a4c1d1e2c9844b80a7adba1ccae49eb4988d4d14ea449a0b785f7896b3a65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46cc7cfc411f78b149c459ef437db964947598ee00de2b5c2d85ea50348c422a
[INFO] running `Command { std: "docker" "start" "-a" "46cc7cfc411f78b149c459ef437db964947598ee00de2b5c2d85ea50348c422a", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking cfg-if v1.0.1
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]    Compiling seq-macro v0.3.6
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking crossbeam-deque v0.8.6
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking bromberg_sl2 v0.7.0
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking mergle v0.6.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking quickcheck v1.0.3
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.52s
[INFO] running `Command { std: "docker" "inspect" "46cc7cfc411f78b149c459ef437db964947598ee00de2b5c2d85ea50348c422a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46cc7cfc411f78b149c459ef437db964947598ee00de2b5c2d85ea50348c422a", kill_on_drop: false }`
[INFO] [stdout] 46cc7cfc411f78b149c459ef437db964947598ee00de2b5c2d85ea50348c422a