[INFO] fetching crate graph6 2.0.1...
[INFO] testing graph6-2.0.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate graph6 2.0.1 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate graph6 2.0.1 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-15/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-2022-02-22" "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-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0242abe59294a88c6918fa9bf5eafffbab2572fea2bb1d7a906924a60cf87a03
[INFO] running `Command { std: "docker" "start" "-a" "0242abe59294a88c6918fa9bf5eafffbab2572fea2bb1d7a906924a60cf87a03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0242abe59294a88c6918fa9bf5eafffbab2572fea2bb1d7a906924a60cf87a03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0242abe59294a88c6918fa9bf5eafffbab2572fea2bb1d7a906924a60cf87a03", kill_on_drop: false }`
[INFO] [stdout] 0242abe59294a88c6918fa9bf5eafffbab2572fea2bb1d7a906924a60cf87a03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c970778148b0485dbc088286001f18dbbcb07b5d93a03e2df38bf19de4949ac
[INFO] running `Command { std: "docker" "start" "-a" "4c970778148b0485dbc088286001f18dbbcb07b5d93a03e2df38bf19de4949ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling graph6 v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "4c970778148b0485dbc088286001f18dbbcb07b5d93a03e2df38bf19de4949ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c970778148b0485dbc088286001f18dbbcb07b5d93a03e2df38bf19de4949ac", kill_on_drop: false }`
[INFO] [stdout] 4c970778148b0485dbc088286001f18dbbcb07b5d93a03e2df38bf19de4949ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b68d9ee1457ca13bf74c0bc61bbf0141c62fd2f8e2528bc54f4c55c01093b1ef
[INFO] running `Command { std: "docker" "start" "-a" "b68d9ee1457ca13bf74c0bc61bbf0141c62fd2f8e2528bc54f4c55c01093b1ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling graph6 v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "b68d9ee1457ca13bf74c0bc61bbf0141c62fd2f8e2528bc54f4c55c01093b1ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b68d9ee1457ca13bf74c0bc61bbf0141c62fd2f8e2528bc54f4c55c01093b1ef", kill_on_drop: false }`
[INFO] [stdout] b68d9ee1457ca13bf74c0bc61bbf0141c62fd2f8e2528bc54f4c55c01093b1ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a4f5d9908ced85bf2ef6d89ebfbcdf644a642261c35510e2f8c22cb42313c260
[INFO] running `Command { std: "docker" "start" "-a" "a4f5d9908ced85bf2ef6d89ebfbcdf644a642261c35510e2f8c22cb42313c260", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/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 0.38s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a4f5d9908ced85bf2ef6d89ebfbcdf644a642261c35510e2f8c22cb42313c260", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4f5d9908ced85bf2ef6d89ebfbcdf644a642261c35510e2f8c22cb42313c260", kill_on_drop: false }`
[INFO] [stdout] a4f5d9908ced85bf2ef6d89ebfbcdf644a642261c35510e2f8c22cb42313c260