[INFO] fetching crate graph6 2.0.1...
[INFO] testing graph6-2.0.1 against 1.90.0 for beta-1.91-3
[INFO] extracting crate graph6 2.0.1 into /workspace/builds/worker-4-tc1/source
[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-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate graph6 2.0.1 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b4a5de90048eb80250e8ae98a040648aa8e6a15594ece55545db4162caa4a365
[INFO] running `Command { std: "docker" "start" "-a" "b4a5de90048eb80250e8ae98a040648aa8e6a15594ece55545db4162caa4a365", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4a5de90048eb80250e8ae98a040648aa8e6a15594ece55545db4162caa4a365", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4a5de90048eb80250e8ae98a040648aa8e6a15594ece55545db4162caa4a365", kill_on_drop: false }`
[INFO] [stdout] b4a5de90048eb80250e8ae98a040648aa8e6a15594ece55545db4162caa4a365
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac98846f63b8ee91ed42241d837f75b1015e1225ff7de1d78fe0c17617540b50
[INFO] running `Command { std: "docker" "start" "-a" "ac98846f63b8ee91ed42241d837f75b1015e1225ff7de1d78fe0c17617540b50", kill_on_drop: false }`
[INFO] [stderr]    Compiling graph6 v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "ac98846f63b8ee91ed42241d837f75b1015e1225ff7de1d78fe0c17617540b50", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac98846f63b8ee91ed42241d837f75b1015e1225ff7de1d78fe0c17617540b50", kill_on_drop: false }`
[INFO] [stdout] ac98846f63b8ee91ed42241d837f75b1015e1225ff7de1d78fe0c17617540b50
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a31a6e384b53a8f6adc4f848f8ad1366140369a913b666df8e34023b08486ba
[INFO] running `Command { std: "docker" "start" "-a" "1a31a6e384b53a8f6adc4f848f8ad1366140369a913b666df8e34023b08486ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling graph6 v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "1a31a6e384b53a8f6adc4f848f8ad1366140369a913b666df8e34023b08486ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a31a6e384b53a8f6adc4f848f8ad1366140369a913b666df8e34023b08486ba", kill_on_drop: false }`
[INFO] [stdout] 1a31a6e384b53a8f6adc4f848f8ad1366140369a913b666df8e34023b08486ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 605a2687591d75d4616fdf9470d354f49fa44e80eb20aff53f35157969022b0a
[INFO] running `Command { std: "docker" "start" "-a" "605a2687591d75d4616fdf9470d354f49fa44e80eb20aff53f35157969022b0a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/graph6-af7d5eda7f8502bd)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::size_120000_to_bytes ... ok
[INFO] [stderr]    Doc-tests graph6
[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] [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 0.21s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "605a2687591d75d4616fdf9470d354f49fa44e80eb20aff53f35157969022b0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "605a2687591d75d4616fdf9470d354f49fa44e80eb20aff53f35157969022b0a", kill_on_drop: false }`
[INFO] [stdout] 605a2687591d75d4616fdf9470d354f49fa44e80eb20aff53f35157969022b0a