[INFO] cloning repository https://github.com/rodolf0/toasty
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rodolf0/toasty" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frodolf0%2Ftoasty", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frodolf0%2Ftoasty'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9de1d9ae5618edd3db675286329614315beb80b9
[INFO] checking rodolf0/toasty against master#39b841dfe36f90a7cd111e7f0c55f32594f6e578 for pr-77035
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frodolf0%2Ftoasty" "/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/rodolf0/toasty on toolchain 39b841dfe36f90a7cd111e7f0c55f32594f6e578
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rodolf0/toasty
[INFO] finished tweaking git repo https://github.com/rodolf0/toasty
[INFO] tweaked toml for git repo https://github.com/rodolf0/toasty written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/rodolf0/toasty already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand v0.3.23
[INFO] [stderr]   Downloaded bitflags v0.4.0
[INFO] [stderr]   Downloaded encode_unicode v0.1.3
[INFO] [stderr]   Downloaded rustyline v1.0.0
[INFO] [stderr]   Downloaded rand v0.4.6
[INFO] [stderr]   Downloaded nix v0.5.1
[INFO] [stderr]   Downloaded libc v0.2.54
[INFO] [stderr]   Downloaded rand_core v0.4.0
[INFO] [stderr]   Downloaded lexers v0.0.5
[INFO] [stderr]   Downloaded shunting v0.0.3
[INFO] [stderr]   Downloaded rdrand v0.4.0
[INFO] [stderr]   Downloaded dylib v0.0.2
[INFO] [stderr]   Downloaded libdbus-sys v0.1.5
[INFO] [stderr]   Downloaded dbus v0.6.4
[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" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b2f2ca2974adfcfec6373f3bd6f7665f55821584c94fffbedd8371874d26c4c3
[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" "b2f2ca2974adfcfec6373f3bd6f7665f55821584c94fffbedd8371874d26c4c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2f2ca2974adfcfec6373f3bd6f7665f55821584c94fffbedd8371874d26c4c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2f2ca2974adfcfec6373f3bd6f7665f55821584c94fffbedd8371874d26c4c3", kill_on_drop: false }`
[INFO] [stdout] b2f2ca2974adfcfec6373f3bd6f7665f55821584c94fffbedd8371874d26c4c3
[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" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "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] b87b9aab1ae8f9ec363230ffce3dcad3822efa966d3afd7e36f185fea2a6caca
[INFO] running `Command { std: "docker" "start" "-a" "b87b9aab1ae8f9ec363230ffce3dcad3822efa966d3afd7e36f185fea2a6caca", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.54
[INFO] [stderr]     Checking encode_unicode v0.1.3
[INFO] [stderr]     Checking lexers v0.0.5
[INFO] [stderr]    Compiling libdbus-sys v0.1.5
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking nix v0.5.1
[INFO] [stderr]     Checking dylib v0.0.2
[INFO] [stderr]     Checking dbus v0.6.4
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking rustyline v1.0.0
[INFO] [stderr]     Checking shunting v0.0.3
[INFO] [stderr]     Checking toasty v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.54s
[INFO] running `Command { std: "docker" "inspect" "b87b9aab1ae8f9ec363230ffce3dcad3822efa966d3afd7e36f185fea2a6caca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b87b9aab1ae8f9ec363230ffce3dcad3822efa966d3afd7e36f185fea2a6caca", kill_on_drop: false }`
[INFO] [stdout] b87b9aab1ae8f9ec363230ffce3dcad3822efa966d3afd7e36f185fea2a6caca