[INFO] fetching crate rs-graph 0.20.1...
[INFO] testing rs-graph-0.20.1 against 1.54.0 for beta-1.55-1
[INFO] extracting crate rs-graph 0.20.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate rs-graph 0.20.1 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rs-graph 0.20.1
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate rs-graph 0.20.1
[INFO] tweaked toml for crates.io crate rs-graph 0.20.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate rs-graph 0.20.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", 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] cd71d45f951e9f918aae60cf1fbf2de59058e885084ccaed86dbee6ce715432a
[INFO] running `Command { std: "docker" "start" "-a" "cd71d45f951e9f918aae60cf1fbf2de59058e885084ccaed86dbee6ce715432a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd71d45f951e9f918aae60cf1fbf2de59058e885084ccaed86dbee6ce715432a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd71d45f951e9f918aae60cf1fbf2de59058e885084ccaed86dbee6ce715432a", kill_on_drop: false }`
[INFO] [stdout] cd71d45f951e9f918aae60cf1fbf2de59058e885084ccaed86dbee6ce715432a
[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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c1aa7cfabd4ed93e86b78a02741b66fefd2bbac30bb60dfb005bb3e1bef04cc
[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" "3c1aa7cfabd4ed93e86b78a02741b66fefd2bbac30bb60dfb005bb3e1bef04cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling rs-graph v0.20.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.97s
[INFO] running `Command { std: "docker" "inspect" "3c1aa7cfabd4ed93e86b78a02741b66fefd2bbac30bb60dfb005bb3e1bef04cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c1aa7cfabd4ed93e86b78a02741b66fefd2bbac30bb60dfb005bb3e1bef04cc", kill_on_drop: false }`
[INFO] [stdout] 3c1aa7cfabd4ed93e86b78a02741b66fefd2bbac30bb60dfb005bb3e1bef04cc
[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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fab5351db6cc51e0d51775d17767df099c09f7751163248a79ecfd7f1c49d723
[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" "fab5351db6cc51e0d51775d17767df099c09f7751163248a79ecfd7f1c49d723", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustop v1.1.1
[INFO] [stderr]    Compiling ordered-float v2.2.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling time-macros v0.1.1
[INFO] [stderr]    Compiling time v0.2.26
[INFO] [stderr]    Compiling rs-graph v0.20.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.56s
[INFO] running `Command { std: "docker" "inspect" "fab5351db6cc51e0d51775d17767df099c09f7751163248a79ecfd7f1c49d723", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fab5351db6cc51e0d51775d17767df099c09f7751163248a79ecfd7f1c49d723", kill_on_drop: false }`
[INFO] [stdout] fab5351db6cc51e0d51775d17767df099c09f7751163248a79ecfd7f1c49d723
[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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "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] fe005de4331191ad934af93c4248a6d59ecc05637228a734fb70ac70d19b015a
[INFO] running `Command { std: "docker" "start" "-a" "fe005de4331191ad934af93c4248a6d59ecc05637228a734fb70ac70d19b015a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rs_graph-3724e1c7dd3058c0)
[INFO] [stdout] running 27 tests
[INFO] [stdout] test algorithms::tests::test_complement ... ok
[INFO] [stdout] test branching::tests::test_branching2 ... ok
[INFO] [stdout] test classes::tests::test_complete ... ok
[INFO] [stdout] test classes::tests::test_star ... ok
[INFO] [stdout] test linkedlistgraph::tests::test_attrs ... ok
[INFO] [stdout] test linkedlistgraph::tests::test_digraph ... ok
[INFO] [stdout] test linkedlistgraph::tests::test_edge_vec ... ok
[INFO] [stdout] test linkedlistgraph::tests::test_graph ... ok
[INFO] [stdout] test maxflow::pushrelabel::tests::test_pushrelabel ... ok
[INFO] [stdout] test vec::tests::test_iter ... ok
[INFO] [stdout] test vec::tests::test_map ... ok
[INFO] [stdout] test vecgraph::tests::test_digraph ... ok
[INFO] [stdout] test vecgraph::tests::test_edge_vec ... ok
[INFO] [stdout] test vecgraph::tests::test_graph ... ok
[INFO] [stdout] test classes::tests::test_complete_bipartite ... ok
[INFO] [stdout] test branching::tests::test_branching1 ... ok
[INFO] [stdout] test adapters::reversedigraph::tests::test_vec ... ok
[INFO] [stdout] test classes::tests::test_cycle ... ok
[INFO] [stdout] test classes::tests::test_hypercube ... ok
[INFO] [stdout] test search::biastar::test_biastar_correct ... ok
[INFO] [stdout] test adapters::network::tests::test_network ... ok
[INFO] [stdout] test classes::tests::test_path ... ok
[INFO] [stdout] test string::tests::test_ascii_directed ... ok
[INFO] [stdout] test string::tests::test_ascii_with_weights ... ok
[INFO] [stdout] test string::tests::test_ascii ... ok
[INFO] [stdout] test search::biastar::test_biastar ... ok
[INFO] [stderr]    Doc-tests rs-graph
[INFO] [stdout] test string::tests::test_deterministic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 41 tests
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name rs_graph --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern either=/opt/rustwide/target/debug/deps/libeither-a4aed9cad0e06bb2.rlib --extern num_integer=/opt/rustwide/target/debug/deps/libnum_integer-14a43334321bcbad.rlib --extern num_iter=/opt/rustwide/target/debug/deps/libnum_iter-52684b1b6dfe02c1.rlib --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-d2f26dc32356e531.rlib --extern ordered_float=/opt/rustwide/target/debug/deps/libordered_float-90a6d88290990549.rlib --extern rs_graph=/opt/rustwide/target/debug/deps/librs_graph-5c19ad99eee72994.rlib --extern rustop=/opt/rustwide/target/debug/deps/librustop-1d62febd6bb08c64.rlib --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-254cb0536fae597d.rlib --extern time=/opt/rustwide/target/debug/deps/libtime-6e60e918e8925d03.rlib -C embed-bitcode=no --cfg 'feature="default"' --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "fe005de4331191ad934af93c4248a6d59ecc05637228a734fb70ac70d19b015a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe005de4331191ad934af93c4248a6d59ecc05637228a734fb70ac70d19b015a", kill_on_drop: false }`
[INFO] [stdout] fe005de4331191ad934af93c4248a6d59ecc05637228a734fb70ac70d19b015a
