[INFO] fetching crate argio 0.1.4...
[INFO] checking argio-0.1.4 against try#55b3f428b4fac6790b1e8492e0b91ff2d80aec7c for pr-77035
[INFO] extracting crate argio 0.1.4 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate argio 0.1.4 on toolchain 55b3f428b4fac6790b1e8492e0b91ff2d80aec7c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate argio 0.1.4
[INFO] finished tweaking crates.io crate argio 0.1.4
[INFO] tweaked toml for crates.io crate argio 0.1.4 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate argio 0.1.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proconio v0.4.1
[INFO] [stderr]   Downloaded trybuild v1.0.35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb397853ab289ed54669a474b467dd3e5ca0e6c8bd86bd563759ee6ead015253
[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" "fb397853ab289ed54669a474b467dd3e5ca0e6c8bd86bd563759ee6ead015253", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb397853ab289ed54669a474b467dd3e5ca0e6c8bd86bd563759ee6ead015253", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb397853ab289ed54669a474b467dd3e5ca0e6c8bd86bd563759ee6ead015253", kill_on_drop: false }`
[INFO] [stdout] fb397853ab289ed54669a474b467dd3e5ca0e6c8bd86bd563759ee6ead015253
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+55b3f428b4fac6790b1e8492e0b91ff2d80aec7c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] be4c0ade4b7db6d5874bdaa72c5f301382ae5d3edce5a5cd6d37635bda291115
[INFO] running `Command { std: "docker" "start" "-a" "be4c0ade4b7db6d5874bdaa72c5f301382ae5d3edce5a5cd6d37635bda291115", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.44
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling serde_json v1.0.58
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]    Compiling trybuild v1.0.35
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking proconio v0.4.1
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking argio v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking toml v0.5.7
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 12s
[INFO] running `Command { std: "docker" "inspect" "be4c0ade4b7db6d5874bdaa72c5f301382ae5d3edce5a5cd6d37635bda291115", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be4c0ade4b7db6d5874bdaa72c5f301382ae5d3edce5a5cd6d37635bda291115", kill_on_drop: false }`
[INFO] [stdout] be4c0ade4b7db6d5874bdaa72c5f301382ae5d3edce5a5cd6d37635bda291115