[INFO] fetching crate three-edge-connected 0.2.1...
[INFO] testing three-edge-connected-0.2.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate three-edge-connected 0.2.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate three-edge-connected 0.2.1 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 three-edge-connected 0.2.1
[INFO] finished tweaking crates.io crate three-edge-connected 0.2.1
[INFO] tweaked toml for crates.io crate three-edge-connected 0.2.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate three-edge-connected 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 94161ca6eaed0c307a82e61ac643a11fd62e1b241e0ad67831eef97779b5b708
[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" "94161ca6eaed0c307a82e61ac643a11fd62e1b241e0ad67831eef97779b5b708", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94161ca6eaed0c307a82e61ac643a11fd62e1b241e0ad67831eef97779b5b708", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94161ca6eaed0c307a82e61ac643a11fd62e1b241e0ad67831eef97779b5b708", kill_on_drop: false }`
[INFO] [stdout] 94161ca6eaed0c307a82e61ac643a11fd62e1b241e0ad67831eef97779b5b708
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/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] da2dc9e444ead87c33bf53d036a88839ad9722e82e3ebfe81ef9a20e2a2066c2
[INFO] running `Command { std: "docker" "start" "-a" "da2dc9e444ead87c33bf53d036a88839ad9722e82e3ebfe81ef9a20e2a2066c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling lexical-core v0.7.4
[INFO] [stderr]    Compiling arrayvec v0.5.1
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling bytemuck_derive v1.0.0
[INFO] [stderr]    Compiling bytemuck v1.4.1
[INFO] [stderr]    Compiling gfa v0.9.0
[INFO] [stderr]    Compiling three-edge-connected v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.45s
[INFO] running `Command { std: "docker" "inspect" "da2dc9e444ead87c33bf53d036a88839ad9722e82e3ebfe81ef9a20e2a2066c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da2dc9e444ead87c33bf53d036a88839ad9722e82e3ebfe81ef9a20e2a2066c2", kill_on_drop: false }`
[INFO] [stdout] da2dc9e444ead87c33bf53d036a88839ad9722e82e3ebfe81ef9a20e2a2066c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/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] fb4db9213d660a1e54ae59bea33053ecae2b4e83f706e2f2b8645f3a6fcc1147
[INFO] running `Command { std: "docker" "start" "-a" "fb4db9213d660a1e54ae59bea33053ecae2b4e83f706e2f2b8645f3a6fcc1147", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.3
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling structopt-derive v0.4.8
[INFO] [stderr]    Compiling structopt v0.3.15
[INFO] [stderr]    Compiling three-edge-connected v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 26.43s
[INFO] running `Command { std: "docker" "inspect" "fb4db9213d660a1e54ae59bea33053ecae2b4e83f706e2f2b8645f3a6fcc1147", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb4db9213d660a1e54ae59bea33053ecae2b4e83f706e2f2b8645f3a6fcc1147", kill_on_drop: false }`
[INFO] [stdout] fb4db9213d660a1e54ae59bea33053ecae2b4e83f706e2f2b8645f3a6fcc1147
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", 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] 4bd6b0acac7df1ea39f84201b578ff6053e7a90ca7d80e026891eb0394d92cf1
[INFO] running `Command { std: "docker" "start" "-a" "4bd6b0acac7df1ea39f84201b578ff6053e7a90ca7d80e026891eb0394d92cf1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/three_edge_connected-418c064fd6d20b16
[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 three-edge-connected
[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" "4bd6b0acac7df1ea39f84201b578ff6053e7a90ca7d80e026891eb0394d92cf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bd6b0acac7df1ea39f84201b578ff6053e7a90ca7d80e026891eb0394d92cf1", kill_on_drop: false }`
[INFO] [stdout] 4bd6b0acac7df1ea39f84201b578ff6053e7a90ca7d80e026891eb0394d92cf1