[INFO] cloning repository https://github.com/spica314/ninja-solver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/spica314/ninja-solver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspica314%2Fninja-solver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspica314%2Fninja-solver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3b2701573eb0b112c1c9fe367a11009486e92d5c
[INFO] testing spica314/ninja-solver against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fspica314%2Fninja-solver" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/spica314/ninja-solver on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/spica314/ninja-solver
[INFO] finished tweaking git repo https://github.com/spica314/ninja-solver
[INFO] tweaked toml for git repo https://github.com/spica314/ninja-solver written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/spica314/ninja-solver already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] d57c2699395ecde120fcabef14e6b1bcc3eb91519b5e5707a15a171e751c75e1
[INFO] running `Command { std: "docker" "start" "-a" "d57c2699395ecde120fcabef14e6b1bcc3eb91519b5e5707a15a171e751c75e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d57c2699395ecde120fcabef14e6b1bcc3eb91519b5e5707a15a171e751c75e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d57c2699395ecde120fcabef14e6b1bcc3eb91519b5e5707a15a171e751c75e1", kill_on_drop: false }`
[INFO] [stdout] d57c2699395ecde120fcabef14e6b1bcc3eb91519b5e5707a15a171e751c75e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7614249f88f68cbd29e24a28535486990d13a4df30a8aaea62a67eb0a9b1359
[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" "f7614249f88f68cbd29e24a28535486990d13a4df30a8aaea62a67eb0a9b1359", kill_on_drop: false }`
[INFO] [stderr]    Compiling ninja-solver v0.1.0 (/opt/rustwide/workdir/ninja-solver)
[INFO] [stdout] warning: unused import: `BTreeSet`
[INFO] [stdout]  --> ninja-solver/src/sat.rs:1:25
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::{BTreeSet, HashMap}, fmt::{self, Debug}};
[INFO] [stdout]   |                         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `Command { std: "docker" "inspect" "f7614249f88f68cbd29e24a28535486990d13a4df30a8aaea62a67eb0a9b1359", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7614249f88f68cbd29e24a28535486990d13a4df30a8aaea62a67eb0a9b1359", kill_on_drop: false }`
[INFO] [stdout] f7614249f88f68cbd29e24a28535486990d13a4df30a8aaea62a67eb0a9b1359
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] 98980033843c63726bded4aa02d4d7b06a0d65b4603cac8840020043da6b0958
[INFO] running `Command { std: "docker" "start" "-a" "98980033843c63726bded4aa02d4d7b06a0d65b4603cac8840020043da6b0958", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `BTreeSet`
[INFO] [stdout]  --> ninja-solver/src/sat.rs:1:25
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::{BTreeSet, HashMap}, fmt::{self, Debug}};
[INFO] [stdout]   |                         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ninja-solver v0.1.0 (/opt/rustwide/workdir/ninja-solver)
[INFO] [stdout] warning: unused import: `BTreeSet`
[INFO] [stdout]  --> ninja-solver/src/sat.rs:1:25
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::{BTreeSet, HashMap}, fmt::{self, Debug}};
[INFO] [stdout]   |                         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "98980033843c63726bded4aa02d4d7b06a0d65b4603cac8840020043da6b0958", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98980033843c63726bded4aa02d4d7b06a0d65b4603cac8840020043da6b0958", kill_on_drop: false }`
[INFO] [stdout] 98980033843c63726bded4aa02d4d7b06a0d65b4603cac8840020043da6b0958
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] 6b6338ef0ce21c842f55c73cf3d1c3a415f1417ca61bbe5916c0c390966ffda6
[INFO] running `Command { std: "docker" "start" "-a" "6b6338ef0ce21c842f55c73cf3d1c3a415f1417ca61bbe5916c0c390966ffda6", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `BTreeSet`
[INFO] [stderr]  --> ninja-solver/src/sat.rs:1:25
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{collections::{BTreeSet, HashMap}, fmt::{self, Debug}};
[INFO] [stderr]   |                         ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `ninja-solver` (lib) generated 1 warning
[INFO] [stderr] warning: `ninja-solver` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ninja_solver-265f33c460be236e)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test sat::tests::test_sat_solver_2 ... ok
[INFO] [stdout] test formats::dimacs::dimacs_test_1 ... ok
[INFO] [stdout] test sat::tests::test_sat_solver_1 ... ok
[INFO] [stdout] test sat::tests::test_sat_solver_3 ... ok
[INFO] [stdout] test sat::tests::test_sat_solver_rand_1 has been running for over 60 seconds
[INFO] [stdout] test sat::tests::test_sat_solver_rand_2 has been running for over 60 seconds
[INFO] [stdout] test sat::tests::test_sat_solver_rand_3 has been running for over 60 seconds
[INFO] [stdout] test sat::tests::test_sat_solver_rand_4 has been running for over 60 seconds
[INFO] [stdout] test sat::tests::test_sat_solver_rand_1 ... ok
[INFO] [stdout] test sat::tests::test_sat_solver_rand_2 ... ok
[INFO] [stdout] test sat::tests::test_sat_solver_rand_4 ... ok
[INFO] [stdout] test sat::tests::test_sat_solver_rand_3 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 351.45s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ninja_solver-a89f9b71928727e0)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ninja-solver
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6b6338ef0ce21c842f55c73cf3d1c3a415f1417ca61bbe5916c0c390966ffda6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b6338ef0ce21c842f55c73cf3d1c3a415f1417ca61bbe5916c0c390966ffda6", kill_on_drop: false }`
[INFO] [stdout] 6b6338ef0ce21c842f55c73cf3d1c3a415f1417ca61bbe5916c0c390966ffda6