[INFO] cloning repository https://github.com/aesteve/w3rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aesteve/w3rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faesteve%2Fw3rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faesteve%2Fw3rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8a6557c55e01e7429098609fd8a8be1063ac6299
[INFO] checking aesteve/w3rs against try#169954edd744527414c631e9af1bbdc537b0cdf2 for pr-75192
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faesteve%2Fw3rs" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aesteve/w3rs 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 git repo https://github.com/aesteve/w3rs
[INFO] finished tweaking git repo https://github.com/aesteve/w3rs
[INFO] tweaked toml for git repo https://github.com/aesteve/w3rs written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/aesteve/w3rs 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hex-string v0.1.0
[INFO] [stderr]   Downloaded nom v6.0.0-alpha1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stdout] b674f0f898a394cf555bbf39b92c31874e1f20afc1438788262c6edf4227a8ec
[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" "b674f0f898a394cf555bbf39b92c31874e1f20afc1438788262c6edf4227a8ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b674f0f898a394cf555bbf39b92c31874e1f20afc1438788262c6edf4227a8ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b674f0f898a394cf555bbf39b92c31874e1f20afc1438788262c6edf4227a8ec", kill_on_drop: false }`
[INFO] [stdout] b674f0f898a394cf555bbf39b92c31874e1f20afc1438788262c6edf4227a8ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d3f6cc770ed6b24ce955e4553bac58f7db2210caa73947a61ef29fd19538f623
[INFO] running `Command { std: "docker" "start" "-a" "d3f6cc770ed6b24ce955e4553bac58f7db2210caa73947a61ef29fd19538f623", kill_on_drop: false }`
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking hex-string v0.1.0
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]     Checking humantime v2.0.1
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking lexical-core v0.7.4
[INFO] [stderr]    Compiling nom v6.0.0-alpha1
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]     Checking w3rs v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.47s
[INFO] running `Command { std: "docker" "inspect" "d3f6cc770ed6b24ce955e4553bac58f7db2210caa73947a61ef29fd19538f623", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3f6cc770ed6b24ce955e4553bac58f7db2210caa73947a61ef29fd19538f623", kill_on_drop: false }`
[INFO] [stdout] d3f6cc770ed6b24ce955e4553bac58f7db2210caa73947a61ef29fd19538f623