[INFO] cloning repository https://github.com/glebpom/waterlevels
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/glebpom/waterlevels" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fglebpom%2Fwaterlevels", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fglebpom%2Fwaterlevels'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d332624bf4dc3272aebedf15186cbc6669daf05d
[INFO] testing glebpom/waterlevels against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fglebpom%2Fwaterlevels" "/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/glebpom/waterlevels 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/glebpom/waterlevels
[INFO] finished tweaking git repo https://github.com/glebpom/waterlevels
[INFO] tweaked toml for git repo https://github.com/glebpom/waterlevels written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/glebpom/waterlevels 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] [stdout] aa1a6ea6fdd5fd83cf424e7758327ac7981f5cb03b380b8544f42e7433994b5c
[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" "aa1a6ea6fdd5fd83cf424e7758327ac7981f5cb03b380b8544f42e7433994b5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa1a6ea6fdd5fd83cf424e7758327ac7981f5cb03b380b8544f42e7433994b5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa1a6ea6fdd5fd83cf424e7758327ac7981f5cb03b380b8544f42e7433994b5c", kill_on_drop: false }`
[INFO] [stdout] aa1a6ea6fdd5fd83cf424e7758327ac7981f5cb03b380b8544f42e7433994b5c
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 00a4799b14abab7e6bd18379e0f958e52edbbe5ed55047106327dc0e8a850ba2
[INFO] running `Command { std: "docker" "start" "-a" "00a4799b14abab7e6bd18379e0f958e52edbbe5ed55047106327dc0e8a850ba2", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling wee_alloc v0.4.5
[INFO] [stderr]    Compiling ansi_term v0.6.3
[INFO] [stderr]    Compiling strsim v0.4.1
[INFO] [stderr]    Compiling approx v0.5.0
[INFO] [stderr]    Compiling tui v0.15.0
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling clap v1.3.2
[INFO] [stderr]    Compiling snapview-test-lib v0.1.0 (/opt/rustwide/workdir/crates/lib)
[INFO] [stderr]    Compiling snapview-test-cli v0.1.0 (/opt/rustwide/workdir/crates/cli)
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.74
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.74
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.74
[INFO] [stderr]    Compiling wasm-bindgen v0.2.74
[INFO] [stderr]    Compiling js-sys v0.3.51
[INFO] [stderr]    Compiling console_error_panic_hook v0.1.6
[INFO] [stderr]    Compiling web-sys v0.3.51
[INFO] [stderr]    Compiling waterlevels v0.1.0 (/opt/rustwide/workdir/waterlevels)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.08s
[INFO] running `Command { std: "docker" "inspect" "00a4799b14abab7e6bd18379e0f958e52edbbe5ed55047106327dc0e8a850ba2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00a4799b14abab7e6bd18379e0f958e52edbbe5ed55047106327dc0e8a850ba2", kill_on_drop: false }`
[INFO] [stdout] 00a4799b14abab7e6bd18379e0f958e52edbbe5ed55047106327dc0e8a850ba2
[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] [stdout] 14c15d107f28f74a8602da3afeeb5c6106b3eaa75d1b094855976d852791fee7
[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" "14c15d107f28f74a8602da3afeeb5c6106b3eaa75d1b094855976d852791fee7", 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]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.2.50
[INFO] [stderr]    Compiling quickcheck_macros v1.0.0
[INFO] [stderr]    Compiling snapview-test-cli v0.1.0 (/opt/rustwide/workdir/crates/cli)
[INFO] [stderr]    Compiling wasm-bindgen-futures v0.3.27
[INFO] [stderr]    Compiling wasm-bindgen-test v0.2.50
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling waterlevels v0.1.0 (/opt/rustwide/workdir/waterlevels)
[INFO] [stderr]    Compiling quickcheck v1.0.3
[INFO] [stderr]    Compiling snapview-test-lib v0.1.0 (/opt/rustwide/workdir/crates/lib)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 38.02s
[INFO] running `Command { std: "docker" "inspect" "14c15d107f28f74a8602da3afeeb5c6106b3eaa75d1b094855976d852791fee7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14c15d107f28f74a8602da3afeeb5c6106b3eaa75d1b094855976d852791fee7", kill_on_drop: false }`
[INFO] [stdout] 14c15d107f28f74a8602da3afeeb5c6106b3eaa75d1b094855976d852791fee7
[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] 71ea6d8dc84dd7298013e1a1408206cb3ae10b2a8c9304f4faa526fcb98a857b
[INFO] running `Command { std: "docker" "start" "-a" "71ea6d8dc84dd7298013e1a1408206cb3ae10b2a8c9304f4faa526fcb98a857b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/snapview_test_cli-6567e80dd6d53c75)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/snapview_test_lib-6d468712dc37f257)
[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] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test model::tests::test_duplicates_after_merge_collapsing ... ok
[INFO] [stdout] test model::tests::test_basic ... ok
[INFO] [stdout] test parts::tests::test_multiple_elements ... ok
[INFO] [stdout] test parts::tests::test_with_multiple_parts_reaching_configuration_change_at_the_same_time ... ok
[INFO] [stdout] test parts::tests::test_empty ... ok
[INFO] [stdout] test parts::tests::test_single_element ... ok
[INFO] [stdout] test parts::tests::test_with_duplicates ... ok
[INFO] [stdout] test parts::tests::test_example ... ok
[INFO] [stdout] test model::tests::test_sequential_elements ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/waterlevels-7dd6f9885fcf6a2b)
[INFO] [stdout] test tests::invariant_always_met ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.39s
[INFO] [stdout] 
[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]      Running tests/app.rs (/opt/rustwide/target/debug/deps/app-d202405035c93eff)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test rust_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests snapview-test-lib
[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" "71ea6d8dc84dd7298013e1a1408206cb3ae10b2a8c9304f4faa526fcb98a857b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71ea6d8dc84dd7298013e1a1408206cb3ae10b2a8c9304f4faa526fcb98a857b", kill_on_drop: false }`
[INFO] [stdout] 71ea6d8dc84dd7298013e1a1408206cb3ae10b2a8c9304f4faa526fcb98a857b