[INFO] cloning repository https://github.com/shuternay/Johnson-independence-numbers
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shuternay/Johnson-independence-numbers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshuternay%2FJohnson-independence-numbers", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshuternay%2FJohnson-independence-numbers'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e257856a7634ac4706696335e962756007742f86
[INFO] testing shuternay/Johnson-independence-numbers against master#1ddedbaa5919b7b3e70d984660e21e844c615c97 for pr-128400
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshuternay%2FJohnson-independence-numbers" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shuternay/Johnson-independence-numbers on toolchain 1ddedbaa5919b7b3e70d984660e21e844c615c97
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1ddedbaa5919b7b3e70d984660e21e844c615c97" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/shuternay/Johnson-independence-numbers
[INFO] finished tweaking git repo https://github.com/shuternay/Johnson-independence-numbers
[INFO] tweaked toml for git repo https://github.com/shuternay/Johnson-independence-numbers written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/shuternay/Johnson-independence-numbers already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1ddedbaa5919b7b3e70d984660e21e844c615c97" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] testing shuternay/Johnson-independence-numbers against try#33f1d8bb92813a1bfc23c093c9f443ab09290307 for pr-128400
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshuternay%2FJohnson-independence-numbers" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shuternay/Johnson-independence-numbers on toolchain 33f1d8bb92813a1bfc23c093c9f443ab09290307
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33f1d8bb92813a1bfc23c093c9f443ab09290307" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/shuternay/Johnson-independence-numbers
[INFO] finished tweaking git repo https://github.com/shuternay/Johnson-independence-numbers
[INFO] tweaked toml for git repo https://github.com/shuternay/Johnson-independence-numbers written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/shuternay/Johnson-independence-numbers already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33f1d8bb92813a1bfc23c093c9f443ab09290307" "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
[ERROR] error running command: no output for 300 seconds
[INFO] testing shuternay/Johnson-independence-numbers against try#33f1d8bb92813a1bfc23c093c9f443ab09290307 for pr-128400
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshuternay%2FJohnson-independence-numbers" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shuternay/Johnson-independence-numbers on toolchain 33f1d8bb92813a1bfc23c093c9f443ab09290307
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33f1d8bb92813a1bfc23c093c9f443ab09290307" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/shuternay/Johnson-independence-numbers
[INFO] finished tweaking git repo https://github.com/shuternay/Johnson-independence-numbers
[INFO] tweaked toml for git repo https://github.com/shuternay/Johnson-independence-numbers written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/shuternay/Johnson-independence-numbers already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33f1d8bb92813a1bfc23c093c9f443ab09290307" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bit-vec v0.6.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+33f1d8bb92813a1bfc23c093c9f443ab09290307" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1641855886d15c44f7c36f09550f0270c3a9dd48fc1f16ed140ccb0f782cfbec
[INFO] running `Command { std: "docker" "start" "-a" "1641855886d15c44f7c36f09550f0270c3a9dd48fc1f16ed140ccb0f782cfbec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1641855886d15c44f7c36f09550f0270c3a9dd48fc1f16ed140ccb0f782cfbec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1641855886d15c44f7c36f09550f0270c3a9dd48fc1f16ed140ccb0f782cfbec", kill_on_drop: false }`
[INFO] [stdout] 1641855886d15c44f7c36f09550f0270c3a9dd48fc1f16ed140ccb0f782cfbec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+33f1d8bb92813a1bfc23c093c9f443ab09290307" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65eed03da4baa30313476b23f11b564de6a2186a83eaeb5f5b0292425c0943a6
[INFO] running `Command { std: "docker" "start" "-a" "65eed03da4baa30313476b23f11b564de6a2186a83eaeb5f5b0292425c0943a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling ndarray v0.13.1
[INFO] [stderr]    Compiling bit-vec v0.6.2
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling matrixmultiply v0.2.3
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling ostergard v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `max_cliques` is never read
[INFO] [stdout]   --> src/ostergard.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct Ostergard<'a, T: std::fmt::Display> {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 9  |     graph: &'a Graph<T>,
[INFO] [stdout] 10 |     pub max_cliques: Vec<BitSet>,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.63s
[INFO] running `Command { std: "docker" "inspect" "65eed03da4baa30313476b23f11b564de6a2186a83eaeb5f5b0292425c0943a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65eed03da4baa30313476b23f11b564de6a2186a83eaeb5f5b0292425c0943a6", kill_on_drop: false }`
[INFO] [stdout] 65eed03da4baa30313476b23f11b564de6a2186a83eaeb5f5b0292425c0943a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+33f1d8bb92813a1bfc23c093c9f443ab09290307" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb2de32dcc7d1a26db156a54303fc463840d76c4ba2ef802f82a30d86dc0c3db
[INFO] running `Command { std: "docker" "start" "-a" "fb2de32dcc7d1a26db156a54303fc463840d76c4ba2ef802f82a30d86dc0c3db", kill_on_drop: false }`
[INFO] [stderr]    Compiling ostergard v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `max_cliques` is never read
[INFO] [stdout]   --> src/ostergard.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct Ostergard<'a, T: std::fmt::Display> {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 9  |     graph: &'a Graph<T>,
[INFO] [stdout] 10 |     pub max_cliques: Vec<BitSet>,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "fb2de32dcc7d1a26db156a54303fc463840d76c4ba2ef802f82a30d86dc0c3db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb2de32dcc7d1a26db156a54303fc463840d76c4ba2ef802f82a30d86dc0c3db", kill_on_drop: false }`
[INFO] [stdout] fb2de32dcc7d1a26db156a54303fc463840d76c4ba2ef802f82a30d86dc0c3db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+33f1d8bb92813a1bfc23c093c9f443ab09290307" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9c1bbfccc7fafaba7f9badf1734560bd88751c65bd04a13b31a7d88ec1f1ed0e
[INFO] running `Command { std: "docker" "start" "-a" "9c1bbfccc7fafaba7f9badf1734560bd88751c65bd04a13b31a7d88ec1f1ed0e", kill_on_drop: false }`
[INFO] [stderr] warning: field `max_cliques` is never read
[INFO] [stderr]   --> src/ostergard.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 8  | pub struct Ostergard<'a, T: std::fmt::Display> {
[INFO] [stderr]    |            --------- field in this struct
[INFO] [stderr] 9  |     graph: &'a Graph<T>,
[INFO] [stderr] 10 |     pub max_cliques: Vec<BitSet>,
[INFO] [stderr]    |         ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `ostergard` (bin "ostergard" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/ostergard-52785887e17110aa)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test ostergard::tests::test_ostergard ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9c1bbfccc7fafaba7f9badf1734560bd88751c65bd04a13b31a7d88ec1f1ed0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c1bbfccc7fafaba7f9badf1734560bd88751c65bd04a13b31a7d88ec1f1ed0e", kill_on_drop: false }`
[INFO] [stdout] 9c1bbfccc7fafaba7f9badf1734560bd88751c65bd04a13b31a7d88ec1f1ed0e