[INFO] fetching crate ttrexec 0.2.35...
[INFO] checking ttrexec-0.2.35 against beta for pr-78714
[INFO] extracting crate ttrexec 0.2.35 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ttrexec 0.2.35 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ttrexec 0.2.35
[INFO] finished tweaking crates.io crate ttrexec 0.2.35
[INFO] tweaked toml for crates.io crate ttrexec 0.2.35 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate ttrexec 0.2.35 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9491857bf7b80ff11a6b7f501c32c0d29bdd0ea3f60b9842061c0c4b1d3f6f76
[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" "9491857bf7b80ff11a6b7f501c32c0d29bdd0ea3f60b9842061c0c4b1d3f6f76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9491857bf7b80ff11a6b7f501c32c0d29bdd0ea3f60b9842061c0c4b1d3f6f76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9491857bf7b80ff11a6b7f501c32c0d29bdd0ea3f60b9842061c0c4b1d3f6f76", kill_on_drop: false }`
[INFO] [stdout] 9491857bf7b80ff11a6b7f501c32c0d29bdd0ea3f60b9842061c0c4b1d3f6f76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f22c000b492fb020f3a31c3fd40a9262bcb99c77c0d034e1ff366517cc97da3e
[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" "f22c000b492fb020f3a31c3fd40a9262bcb99c77c0d034e1ff366517cc97da3e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]    Compiling jemalloc-sys v0.3.2
[INFO] [stderr]     Checking nix v0.18.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking time v0.2.22
[INFO] [stderr]     Checking myutil v0.2.621
[INFO] [stderr]     Checking serde v1.0.117
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking jemallocator v0.3.2
[INFO] [stderr]     Checking ttrexec v0.2.35 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 08s
[INFO] running `Command { std: "docker" "inspect" "f22c000b492fb020f3a31c3fd40a9262bcb99c77c0d034e1ff366517cc97da3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f22c000b492fb020f3a31c3fd40a9262bcb99c77c0d034e1ff366517cc97da3e", kill_on_drop: false }`
[INFO] [stdout] f22c000b492fb020f3a31c3fd40a9262bcb99c77c0d034e1ff366517cc97da3e