[INFO] fetching crate lang_tester 0.6.1...
[INFO] checking lang_tester-0.6.1 against master#fc81ad22c453776de16acf9938976930cf8c9401 for pr-77325
[INFO] extracting crate lang_tester 0.6.1 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate lang_tester 0.6.1 on toolchain fc81ad22c453776de16acf9938976930cf8c9401
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lang_tester 0.6.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate lang_tester 0.6.1
[INFO] tweaked toml for crates.io crate lang_tester 0.6.1 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate crates.io crate lang_tester 0.6.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0c2e5a660927a9b589d3f5e44a335ac44e30e6a8753a5b873a8e8e5e497ebb66
[INFO] running `Command { std: "docker" "start" "-a" "0c2e5a660927a9b589d3f5e44a335ac44e30e6a8753a5b873a8e8e5e497ebb66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c2e5a660927a9b589d3f5e44a335ac44e30e6a8753a5b873a8e8e5e497ebb66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c2e5a660927a9b589d3f5e44a335ac44e30e6a8753a5b873a8e8e5e497ebb66", kill_on_drop: false }`
[INFO] [stdout] 0c2e5a660927a9b589d3f5e44a335ac44e30e6a8753a5b873a8e8e5e497ebb66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d81d5c04b30a8c201d78ff6439678f9cabdd038165ab6d27c676db8e9cefca3c
[INFO] running `Command { std: "docker" "start" "-a" "d81d5c04b30a8c201d78ff6439678f9cabdd038165ab6d27c676db8e9cefca3c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking fm v0.2.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking lang_tester v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.22s
[INFO] running `Command { std: "docker" "inspect" "d81d5c04b30a8c201d78ff6439678f9cabdd038165ab6d27c676db8e9cefca3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d81d5c04b30a8c201d78ff6439678f9cabdd038165ab6d27c676db8e9cefca3c", kill_on_drop: false }`
[INFO] [stdout] d81d5c04b30a8c201d78ff6439678f9cabdd038165ab6d27c676db8e9cefca3c