[INFO] fetching crate svgbob 0.5.0...
[INFO] checking svgbob-0.5.0 against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477
[INFO] extracting crate svgbob 0.5.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate svgbob 0.5.0 on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate svgbob 0.5.0
[INFO] finished tweaking crates.io crate svgbob 0.5.0
[INFO] tweaked toml for crates.io crate svgbob 0.5.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate svgbob 0.5.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b15ed7495e5a6d6c49090f1988f46e6e4d364cd273236429d6b87649a93c1aa2
[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" "b15ed7495e5a6d6c49090f1988f46e6e4d364cd273236429d6b87649a93c1aa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b15ed7495e5a6d6c49090f1988f46e6e4d364cd273236429d6b87649a93c1aa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b15ed7495e5a6d6c49090f1988f46e6e4d364cd273236429d6b87649a93c1aa2", kill_on_drop: false }`
[INFO] [stdout] b15ed7495e5a6d6c49090f1988f46e6e4d364cd273236429d6b87649a93c1aa2
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08d42dd500025e62559cc62c94015a2cf6ee5ddf29eb174d73150a984dbe420e
[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" "08d42dd500025e62559cc62c94015a2cf6ee5ddf29eb174d73150a984dbe420e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.74
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling bumpalo v3.7.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.74
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking fixedbitset v0.1.9
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking pom v3.2.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking petgraph v0.4.13
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking mt-dom v0.6.2
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking alga v0.9.3
[INFO] [stderr]     Checking nalgebra v0.18.1
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.74
[INFO] [stderr]    Compiling syn-rsx v0.7.3
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.74
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling sauron-node-macro v0.34.0
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.74
[INFO] [stderr]     Checking thiserror v1.0.25
[INFO] [stderr]     Checking js-sys v0.3.51
[INFO] [stderr]     Checking web-sys v0.3.51
[INFO] [stderr]     Checking ncollide2d v0.19.2
[INFO] [stderr]     Checking sauron-core v0.34.0
[INFO] [stderr]     Checking sauron v0.34.0
[INFO] [stderr]     Checking svgbob v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.31s
[INFO] running `Command { std: "docker" "inspect" "08d42dd500025e62559cc62c94015a2cf6ee5ddf29eb174d73150a984dbe420e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08d42dd500025e62559cc62c94015a2cf6ee5ddf29eb174d73150a984dbe420e", kill_on_drop: false }`
[INFO] [stdout] 08d42dd500025e62559cc62c94015a2cf6ee5ddf29eb174d73150a984dbe420e