[INFO] fetching crate graph6 2.0.1...
[INFO] testing graph6-2.0.1 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] extracting crate graph6 2.0.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate graph6 2.0.1 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", 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-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd4a0e8e921680f621ecf398c4bffcdadf15cc0ba006c85ed4fbd294eb4a23ae
[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" "cd4a0e8e921680f621ecf398c4bffcdadf15cc0ba006c85ed4fbd294eb4a23ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd4a0e8e921680f621ecf398c4bffcdadf15cc0ba006c85ed4fbd294eb4a23ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd4a0e8e921680f621ecf398c4bffcdadf15cc0ba006c85ed4fbd294eb4a23ae", kill_on_drop: false }`
[INFO] [stdout] cd4a0e8e921680f621ecf398c4bffcdadf15cc0ba006c85ed4fbd294eb4a23ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "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] 553664f02521b7dd57cda6cd0c1a3890afca8dd04d15ddafedb36023be1cea85
[INFO] running `Command { std: "docker" "start" "-a" "553664f02521b7dd57cda6cd0c1a3890afca8dd04d15ddafedb36023be1cea85", kill_on_drop: false }`
[INFO] [stderr]    Compiling graph6 v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "553664f02521b7dd57cda6cd0c1a3890afca8dd04d15ddafedb36023be1cea85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "553664f02521b7dd57cda6cd0c1a3890afca8dd04d15ddafedb36023be1cea85", kill_on_drop: false }`
[INFO] [stdout] 553664f02521b7dd57cda6cd0c1a3890afca8dd04d15ddafedb36023be1cea85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "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] 9e92641425bafc074c99e40bdb4fdc1302862ad3f87a8127abe64e9a4d9636cc
[INFO] running `Command { std: "docker" "start" "-a" "9e92641425bafc074c99e40bdb4fdc1302862ad3f87a8127abe64e9a4d9636cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling graph6 v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "9e92641425bafc074c99e40bdb4fdc1302862ad3f87a8127abe64e9a4d9636cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e92641425bafc074c99e40bdb4fdc1302862ad3f87a8127abe64e9a4d9636cc", kill_on_drop: false }`
[INFO] [stdout] 9e92641425bafc074c99e40bdb4fdc1302862ad3f87a8127abe64e9a4d9636cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "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] dcd95cff9dc8cc00b05189afed5eecc5ab9cd9643302a0d90ef4604ee9cfbc8f
[INFO] running `Command { std: "docker" "start" "-a" "dcd95cff9dc8cc00b05189afed5eecc5ab9cd9643302a0d90ef4604ee9cfbc8f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/graph6-fbb6816f4b6c4da0
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::size_four_graph_to_adjacency_matrix ... ok
[INFO] [stdout] test tests::size_120000_to_bytes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests graph6
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - string_to_adjacency_matrix (line 15) ... ok
[INFO] [stdout] test src/lib.rs - adjacency_matrix_to_string (line 67) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dcd95cff9dc8cc00b05189afed5eecc5ab9cd9643302a0d90ef4604ee9cfbc8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcd95cff9dc8cc00b05189afed5eecc5ab9cd9643302a0d90ef4604ee9cfbc8f", kill_on_drop: false }`
[INFO] [stdout] dcd95cff9dc8cc00b05189afed5eecc5ab9cd9643302a0d90ef4604ee9cfbc8f