[INFO] fetching crate intarray 0.1.0...
[INFO] checking intarray-0.1.0 against try#9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c for pr-79472
[INFO] extracting crate intarray 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate intarray 0.1.0 on toolchain 9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate intarray 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate intarray 0.1.0
[INFO] tweaked toml for crates.io crate intarray 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate intarray 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded test-env-log v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb7061da9cf57cab994226a6b5828fe14ebfdb22fa7b82d2f46ba1b22ab20d6c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fb7061da9cf57cab994226a6b5828fe14ebfdb22fa7b82d2f46ba1b22ab20d6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb7061da9cf57cab994226a6b5828fe14ebfdb22fa7b82d2f46ba1b22ab20d6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb7061da9cf57cab994226a6b5828fe14ebfdb22fa7b82d2f46ba1b22ab20d6c", kill_on_drop: false }`
[INFO] [stdout] fb7061da9cf57cab994226a6b5828fe14ebfdb22fa7b82d2f46ba1b22ab20d6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+9b49d8c6c904f63eb486fe51b14bbe0aa2feda4c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f7edbb1bce7961e77f952023c73c9dcdb7f144d348e9c15c923d654df0605f5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2f7edbb1bce7961e77f952023c73c9dcdb7f144d348e9c15c923d654df0605f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling getrandom v0.1.11
[INFO] [stderr]    Compiling serde v1.0.99
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling regex-syntax v0.6.12
[INFO] [stderr]    Compiling termcolor v1.0.5
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking humantime v1.2.0
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.2
[INFO] [stderr]     Checking block-padding v0.1.4
[INFO] [stderr]     Checking regex v1.3.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]    Compiling aho-corasick v0.7.6
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]    Compiling serde_derive v1.0.99
[INFO] [stderr]     Checking serde_yaml v0.8.9
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking intarray v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling test-env-log v0.1.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.44s
[INFO] running `Command { std: "docker" "inspect" "2f7edbb1bce7961e77f952023c73c9dcdb7f144d348e9c15c923d654df0605f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f7edbb1bce7961e77f952023c73c9dcdb7f144d348e9c15c923d654df0605f5", kill_on_drop: false }`
[INFO] [stdout] 2f7edbb1bce7961e77f952023c73c9dcdb7f144d348e9c15c923d654df0605f5