[INFO] fetching crate squark-stdweb 0.5.0...
[INFO] testing squark-stdweb-0.5.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate squark-stdweb 0.5.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate squark-stdweb 0.5.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate squark-stdweb 0.5.0
[INFO] finished tweaking crates.io crate squark-stdweb 0.5.0
[INFO] tweaked toml for crates.io crate squark-stdweb 0.5.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2ed13b4fda10a182ef49f397ec7962f22490c3e104355ae5ecd6926cc3c0da31
[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" "2ed13b4fda10a182ef49f397ec7962f22490c3e104355ae5ecd6926cc3c0da31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ed13b4fda10a182ef49f397ec7962f22490c3e104355ae5ecd6926cc3c0da31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ed13b4fda10a182ef49f397ec7962f22490c3e104355ae5ecd6926cc3c0da31", kill_on_drop: false }`
[INFO] [stdout] 2ed13b4fda10a182ef49f397ec7962f22490c3e104355ae5ecd6926cc3c0da31
[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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--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] 204993e95d667bfbf81733179589f9c4440e86cbe6cc1d11d70a477f8bb81619
[INFO] running `Command { std: "docker" "start" "-a" "204993e95d667bfbf81733179589f9c4440e86cbe6cc1d11d70a477f8bb81619", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling stdweb-internal-runtime v0.1.5
[INFO] [stderr]    Compiling sha1 v0.6.0
[INFO] [stderr]    Compiling base-x v0.2.8
[INFO] [stderr]    Compiling discard v1.0.4
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling uuid v0.6.5
[INFO] [stderr]    Compiling stdweb v0.4.20
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling squark v0.5.1
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling stdweb-internal-macros v0.2.9
[INFO] [stderr]    Compiling stdweb-derive v0.5.3
[INFO] [stderr]    Compiling squark-stdweb v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.19s
[INFO] running `Command { std: "docker" "inspect" "204993e95d667bfbf81733179589f9c4440e86cbe6cc1d11d70a477f8bb81619", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "204993e95d667bfbf81733179589f9c4440e86cbe6cc1d11d70a477f8bb81619", kill_on_drop: false }`
[INFO] [stdout] 204993e95d667bfbf81733179589f9c4440e86cbe6cc1d11d70a477f8bb81619
[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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--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] 3bd1f3e1fea49c295a3c177bae0f8a3d458e981a834881a558e5ec78f34b9c29
[INFO] running `Command { std: "docker" "start" "-a" "3bd1f3e1fea49c295a3c177bae0f8a3d458e981a834881a558e5ec78f34b9c29", kill_on_drop: false }`
[INFO] [stderr]    Compiling squark-stdweb v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `Command { std: "docker" "inspect" "3bd1f3e1fea49c295a3c177bae0f8a3d458e981a834881a558e5ec78f34b9c29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bd1f3e1fea49c295a3c177bae0f8a3d458e981a834881a558e5ec78f34b9c29", kill_on_drop: false }`
[INFO] [stdout] 3bd1f3e1fea49c295a3c177bae0f8a3d458e981a834881a558e5ec78f34b9c29
[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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 443060ef41e76017147329596a4c9546a650bdb8ee8da78ca88c1f4ac2cbd341
[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" "443060ef41e76017147329596a4c9546a650bdb8ee8da78ca88c1f4ac2cbd341", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/squark_stdweb-57dd5b57d449c624
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests squark-stdweb
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "443060ef41e76017147329596a4c9546a650bdb8ee8da78ca88c1f4ac2cbd341", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "443060ef41e76017147329596a4c9546a650bdb8ee8da78ca88c1f4ac2cbd341", kill_on_drop: false }`
[INFO] [stdout] 443060ef41e76017147329596a4c9546a650bdb8ee8da78ca88c1f4ac2cbd341