[INFO] cloning repository https://github.com/silverjam/rslow
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/silverjam/rslow" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsilverjam%2Frslow", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsilverjam%2Frslow'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e867d5e4502ac2c5425959aa78fac1d1279fa8fb
[INFO] checking silverjam/rslow against try#ffa4a0215752773248fb0f0a8092f1c3e7907e9e for pr-75585
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsilverjam%2Frslow" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/silverjam/rslow on toolchain ffa4a0215752773248fb0f0a8092f1c3e7907e9e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/silverjam/rslow
[INFO] finished tweaking git repo https://github.com/silverjam/rslow
[INFO] tweaked toml for git repo https://github.com/silverjam/rslow written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/silverjam/rslow already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b007afc4ed97f57222cf2e70a8b3d3b1bfb47aaad3fe5370bb0729e281193e6d
[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" "b007afc4ed97f57222cf2e70a8b3d3b1bfb47aaad3fe5370bb0729e281193e6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b007afc4ed97f57222cf2e70a8b3d3b1bfb47aaad3fe5370bb0729e281193e6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b007afc4ed97f57222cf2e70a8b3d3b1bfb47aaad3fe5370bb0729e281193e6d", kill_on_drop: false }`
[INFO] [stdout] b007afc4ed97f57222cf2e70a8b3d3b1bfb47aaad3fe5370bb0729e281193e6d
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ffa4a0215752773248fb0f0a8092f1c3e7907e9e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b9b1133d201d177df48091e1119b41de7260ad3a76939ef6aa595e445b6e22f
[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" "0b9b1133d201d177df48091e1119b41de7260ad3a76939ef6aa595e445b6e22f", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.30
[INFO] [stderr]     Checking lazy_static v0.2.8
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking log v0.3.8
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking vec_map v0.8.0
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]     Checking thread_local v0.3.4
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking term_size v0.3.0
[INFO] [stderr]     Checking atty v0.2.2
[INFO] [stderr]     Checking textwrap v0.8.0
[INFO] [stderr]     Checking aho-corasick v0.6.3
[INFO] [stderr]     Checking clap v2.26.2
[INFO] [stderr]     Checking regex v0.2.2
[INFO] [stderr]     Checking env_logger v0.4.3
[INFO] [stderr]     Checking rslow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.34s
[INFO] running `Command { std: "docker" "inspect" "0b9b1133d201d177df48091e1119b41de7260ad3a76939ef6aa595e445b6e22f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b9b1133d201d177df48091e1119b41de7260ad3a76939ef6aa595e445b6e22f", kill_on_drop: false }`
[INFO] [stdout] 0b9b1133d201d177df48091e1119b41de7260ad3a76939ef6aa595e445b6e22f