[INFO] fetching crate verco 5.4.2...
[INFO] checking verco-5.4.2 against try#169954edd744527414c631e9af1bbdc537b0cdf2 for pr-75192
[INFO] extracting crate verco 5.4.2 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate verco 5.4.2 on toolchain 169954edd744527414c631e9af1bbdc537b0cdf2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate verco 5.4.2
[INFO] finished tweaking crates.io crate verco 5.4.2
[INFO] tweaked toml for crates.io crate verco 5.4.2 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate verco 5.4.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "metadata" "--no-deps" "--format-version=1", 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] 2368120b961447b83c60f233b4f2fc9b9f7a509301d4541e6db3a3bcf1e3416f
[INFO] running `Command { std: "docker" "start" "-a" "2368120b961447b83c60f233b4f2fc9b9f7a509301d4541e6db3a3bcf1e3416f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2368120b961447b83c60f233b4f2fc9b9f7a509301d4541e6db3a3bcf1e3416f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2368120b961447b83c60f233b4f2fc9b9f7a509301d4541e6db3a3bcf1e3416f", kill_on_drop: false }`
[INFO] [stdout] 2368120b961447b83c60f233b4f2fc9b9f7a509301d4541e6db3a3bcf1e3416f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+169954edd744527414c631e9af1bbdc537b0cdf2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3a8b677a16ef362f78d3b90bcbfba5468d550b00350a7af970df41b7a726cb9
[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" "d3a8b677a16ef362f78d3b90bcbfba5468d550b00350a7af970df41b7a726cb9", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking dirs-sys-next v0.1.0
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking dirs-next v1.0.1
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking nix v0.17.0
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking signal-hook v0.1.16
[INFO] [stderr]     Checking crossterm v0.17.5
[INFO] [stderr]     Checking rustyline v6.2.0
[INFO] [stderr]     Checking ctrlc v3.1.4
[INFO] [stderr]     Checking verco v5.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.87s
[INFO] running `Command { std: "docker" "inspect" "d3a8b677a16ef362f78d3b90bcbfba5468d550b00350a7af970df41b7a726cb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3a8b677a16ef362f78d3b90bcbfba5468d550b00350a7af970df41b7a726cb9", kill_on_drop: false }`
[INFO] [stdout] d3a8b677a16ef362f78d3b90bcbfba5468d550b00350a7af970df41b7a726cb9