[INFO] fetching crate graph6 2.0.1...
[INFO] testing graph6-2.0.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate graph6 2.0.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate graph6 2.0.1 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate graph6 2.0.1
[INFO] finished tweaking crates.io crate graph6 2.0.1
[INFO] tweaked toml for crates.io crate graph6 2.0.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 13c56adc6403b0a4a2693baaa30755cac8a63de2235cf43663c1cee96ed49086
[INFO] running `Command { std: "docker" "start" "-a" "13c56adc6403b0a4a2693baaa30755cac8a63de2235cf43663c1cee96ed49086", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13c56adc6403b0a4a2693baaa30755cac8a63de2235cf43663c1cee96ed49086", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13c56adc6403b0a4a2693baaa30755cac8a63de2235cf43663c1cee96ed49086", kill_on_drop: false }`
[INFO] [stdout] 13c56adc6403b0a4a2693baaa30755cac8a63de2235cf43663c1cee96ed49086
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48c51f7f626fa473a3cfcf34a6c3a23381213c1277609f30377aef5ee289c88f
[INFO] running `Command { std: "docker" "start" "-a" "48c51f7f626fa473a3cfcf34a6c3a23381213c1277609f30377aef5ee289c88f", kill_on_drop: false }`
[INFO] [stderr]    Compiling graph6 v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "48c51f7f626fa473a3cfcf34a6c3a23381213c1277609f30377aef5ee289c88f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48c51f7f626fa473a3cfcf34a6c3a23381213c1277609f30377aef5ee289c88f", kill_on_drop: false }`
[INFO] [stdout] 48c51f7f626fa473a3cfcf34a6c3a23381213c1277609f30377aef5ee289c88f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 993ae37e293555f66e360a23191964b3cd35d8d361f83aed0591f3f3d0f0c309
[INFO] running `Command { std: "docker" "start" "-a" "993ae37e293555f66e360a23191964b3cd35d8d361f83aed0591f3f3d0f0c309", kill_on_drop: false }`
[INFO] [stderr]    Compiling graph6 v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/graph6-51e18101b99e6647)
[INFO] running `Command { std: "docker" "inspect" "993ae37e293555f66e360a23191964b3cd35d8d361f83aed0591f3f3d0f0c309", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "993ae37e293555f66e360a23191964b3cd35d8d361f83aed0591f3f3d0f0c309", kill_on_drop: false }`
[INFO] [stdout] 993ae37e293555f66e360a23191964b3cd35d8d361f83aed0591f3f3d0f0c309
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8cd75e7130fa274d5e14a772649de0fcc1be1f6bce1e3f3161d621bc964f3a1c
[INFO] running `Command { std: "docker" "start" "-a" "8cd75e7130fa274d5e14a772649de0fcc1be1f6bce1e3f3161d621bc964f3a1c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/graph6-51e18101b99e6647)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::size_120000_to_bytes ... ok
[INFO] [stdout] test tests::size_four_graph_to_adjacency_matrix ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests graph6
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - adjacency_matrix_to_string (line 67) ... ok
[INFO] [stdout] test src/lib.rs - string_to_adjacency_matrix (line 15) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8cd75e7130fa274d5e14a772649de0fcc1be1f6bce1e3f3161d621bc964f3a1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8cd75e7130fa274d5e14a772649de0fcc1be1f6bce1e3f3161d621bc964f3a1c", kill_on_drop: false }`
[INFO] [stdout] 8cd75e7130fa274d5e14a772649de0fcc1be1f6bce1e3f3161d621bc964f3a1c