[INFO] crate abstractgraph 0.1.4 is already in cache
[INFO] testing abstractgraph-0.1.4 against 1.38.0 for beta-1.39-1
[INFO] extracting crate abstractgraph 0.1.4 into work/builds/worker-1/source
[INFO] validating manifest of crates.io crate abstractgraph 0.1.4 on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate abstractgraph 0.1.4
[INFO] finished tweaking crates.io crate abstractgraph 0.1.4
[INFO] tweaked toml for crates.io crate abstractgraph 0.1.4 written to work/builds/worker-1/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 4d0ef3e4586039d089fa0d5d30939db6aba3aadc76cb3dc8e0de9c9bf00fc987
[INFO] running `"docker" "start" "-a" "4d0ef3e4586039d089fa0d5d30939db6aba3aadc76cb3dc8e0de9c9bf00fc987"`
[INFO] [stderr]    Compiling indexmap v0.4.1
[INFO] [stderr]    Compiling priority-queue v0.5.4
[INFO] [stderr]    Compiling abstractgraph v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.72s
[INFO] running `"docker" "inspect" "4d0ef3e4586039d089fa0d5d30939db6aba3aadc76cb3dc8e0de9c9bf00fc987"`
[INFO] running `"docker" "rm" "-f" "4d0ef3e4586039d089fa0d5d30939db6aba3aadc76cb3dc8e0de9c9bf00fc987"`
[INFO] [stdout] 4d0ef3e4586039d089fa0d5d30939db6aba3aadc76cb3dc8e0de9c9bf00fc987
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] c8b763a0c2663d085d7254574a8f4a90eb46d5129e96506e93e488b6342f9975
[INFO] running `"docker" "start" "-a" "c8b763a0c2663d085d7254574a8f4a90eb46d5129e96506e93e488b6342f9975"`
[INFO] [stderr]    Compiling abstractgraph v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> tests/dijkstra.rs:51:9
[INFO] [stderr]    |
[INFO] [stderr] 51 |     let mut last_distance: W;
[INFO] [stderr]    |         ----^^^^^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.67s
[INFO] running `"docker" "inspect" "c8b763a0c2663d085d7254574a8f4a90eb46d5129e96506e93e488b6342f9975"`
[INFO] running `"docker" "rm" "-f" "c8b763a0c2663d085d7254574a8f4a90eb46d5129e96506e93e488b6342f9975"`
[INFO] [stdout] c8b763a0c2663d085d7254574a8f4a90eb46d5129e96506e93e488b6342f9975
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] 042c5d7ec71bdf29c1eca1a966f3229886b7c5ae7928413311a33aa9c7c73f8e
[INFO] running `"docker" "start" "-a" "042c5d7ec71bdf29c1eca1a966f3229886b7c5ae7928413311a33aa9c7c73f8e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/abstractgraph-a0d7e48c41d75040
[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]      Running /opt/rustwide/target/debug/deps/adjacency-b11627c62c1e2d1e
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test chain8 ... ok
[INFO] [stdout] test full5 ... ok
[INFO] [stdout] test grid3_full ... ok
[INFO] [stdout] test grid3_rightdown ... ok
[INFO] [stdout] test parallel2 ... ok
[INFO] [stdout] test trivial ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/bfs-aa7fe24d9d260948
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test chain8 ... ok
[INFO] [stdout] test full5 ... ok
[INFO] [stdout] test parallel2 ... ok
[INFO] [stdout] test grid3_full ... ok
[INFO] [stdout] test trivial ... ok
[INFO] [stdout] test grid3_rightdown ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/dfs-c6219a0bfbcab201
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test grid3_full ... ok
[INFO] [stdout] test full5 ... ok
[INFO] [stdout] test chain8 ... ok
[INFO] [stdout] test grid3_rightdown ... ok
[INFO] [stdout] test parallel2 ... ok
[INFO] [stdout] test trivial ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/dijkstra-b2808a4046156a78
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test grid3_rightdown ... ok
[INFO] [stdout] test grid3_full ... ok
[INFO] [stdout] test chain8 ... ok
[INFO] [stdout] test full5 ... ok
[INFO] [stdout] test trivial ... ok
[INFO] [stdout] test parallel2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests abstractgraph
[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 `"docker" "inspect" "042c5d7ec71bdf29c1eca1a966f3229886b7c5ae7928413311a33aa9c7c73f8e"`
[INFO] running `"docker" "rm" "-f" "042c5d7ec71bdf29c1eca1a966f3229886b7c5ae7928413311a33aa9c7c73f8e"`
[INFO] [stdout] 042c5d7ec71bdf29c1eca1a966f3229886b7c5ae7928413311a33aa9c7c73f8e