[INFO] fetching crate grep-searcher 0.1.7...
[INFO] checking grep-searcher-0.1.7 against try#81275a1445c7502a974118e0c69b795ab60be991 for pr-80243
[INFO] extracting crate grep-searcher 0.1.7 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate grep-searcher 0.1.7 on toolchain 81275a1445c7502a974118e0c69b795ab60be991
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate grep-searcher 0.1.7
[INFO] finished tweaking crates.io crate grep-searcher 0.1.7
[INFO] tweaked toml for crates.io crate grep-searcher 0.1.7 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate grep-searcher 0.1.7 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded grep-regex v0.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+81275a1445c7502a974118e0c69b795ab60be991" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dcf681cef9ea0f1aa3ba7e05b3c4aec51c54d19eaea7190132f0fe4cd374cbcf
[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" "dcf681cef9ea0f1aa3ba7e05b3c4aec51c54d19eaea7190132f0fe4cd374cbcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dcf681cef9ea0f1aa3ba7e05b3c4aec51c54d19eaea7190132f0fe4cd374cbcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcf681cef9ea0f1aa3ba7e05b3c4aec51c54d19eaea7190132f0fe4cd374cbcf", kill_on_drop: false }`
[INFO] [stdout] dcf681cef9ea0f1aa3ba7e05b3c4aec51c54d19eaea7190132f0fe4cd374cbcf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+81275a1445c7502a974118e0c69b795ab60be991" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 519882a8ebd5995ac87e37990c11adf2fa5203c527dd1f48bf5c03fb2b32eb25
[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" "519882a8ebd5995ac87e37990c11adf2fa5203c527dd1f48bf5c03fb2b32eb25", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]     Checking bytecount v0.6.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking encoding_rs v0.8.22
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking grep-matcher v0.1.4
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking bstr v0.2.12
[INFO] [stderr]     Checking encoding_rs_io v0.1.7
[INFO] [stderr]     Checking regex v1.3.5
[INFO] [stderr]     Checking grep-searcher v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking grep-regex v0.1.5
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.56s
[INFO] running `Command { std: "docker" "inspect" "519882a8ebd5995ac87e37990c11adf2fa5203c527dd1f48bf5c03fb2b32eb25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "519882a8ebd5995ac87e37990c11adf2fa5203c527dd1f48bf5c03fb2b32eb25", kill_on_drop: false }`
[INFO] [stdout] 519882a8ebd5995ac87e37990c11adf2fa5203c527dd1f48bf5c03fb2b32eb25