[INFO] fetching crate bstr 0.2.16...
[INFO] checking bstr-0.2.16 against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] extracting crate bstr 0.2.16 into /workspace/builds/worker-75/source
[INFO] validating manifest of crates.io crate bstr 0.2.16 on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bstr 0.2.16
[INFO] finished tweaking crates.io crate bstr 0.2.16
[INFO] tweaked toml for crates.io crate bstr 0.2.16 written to /workspace/builds/worker-75/source/Cargo.toml
[INFO] crate crates.io crate bstr 0.2.16 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ucd-parse v0.1.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c2651cfaf90bf96d04a780216728355961aebb066340f2d7e6d03db4baef1865
[INFO] running `Command { std: "docker" "start" "-a" "c2651cfaf90bf96d04a780216728355961aebb066340f2d7e6d03db4baef1865", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c2651cfaf90bf96d04a780216728355961aebb066340f2d7e6d03db4baef1865", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2651cfaf90bf96d04a780216728355961aebb066340f2d7e6d03db4baef1865", kill_on_drop: false }`
[INFO] [stdout] c2651cfaf90bf96d04a780216728355961aebb066340f2d7e6d03db4baef1865
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-75/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb32f5ab1697d3024d7de6b0f29047b090dafa6d2e19e34693f87e7faf0c8e4c
[INFO] running `Command { std: "docker" "start" "-a" "fb32f5ab1697d3024d7de6b0f29047b090dafa6d2e19e34693f87e7faf0c8e4c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking regex-syntax v0.6.24
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking unicode-segmentation v1.7.1
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking bstr v0.2.16 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking regex v1.5.2
[INFO] [stderr]     Checking quickcheck v1.0.3
[INFO] [stderr]     Checking ucd-parse v0.1.8
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.05s
[INFO] running `Command { std: "docker" "inspect" "fb32f5ab1697d3024d7de6b0f29047b090dafa6d2e19e34693f87e7faf0c8e4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb32f5ab1697d3024d7de6b0f29047b090dafa6d2e19e34693f87e7faf0c8e4c", kill_on_drop: false }`
[INFO] [stdout] fb32f5ab1697d3024d7de6b0f29047b090dafa6d2e19e34693f87e7faf0c8e4c