[INFO] fetching crate phantasm 0.1.2...
[INFO] testing phantasm-0.1.2 against 1.55.0 for beta-1.56-1
[INFO] extracting crate phantasm 0.1.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate phantasm 0.1.2 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 crates.io crate phantasm 0.1.2
[INFO] finished tweaking crates.io crate phantasm 0.1.2
[INFO] tweaked toml for crates.io crate phantasm 0.1.2 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] cc3ae0cff1e44963c47ef9781647f767b851c6298b3f38075194a6576b32378a
[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" "cc3ae0cff1e44963c47ef9781647f767b851c6298b3f38075194a6576b32378a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc3ae0cff1e44963c47ef9781647f767b851c6298b3f38075194a6576b32378a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc3ae0cff1e44963c47ef9781647f767b851c6298b3f38075194a6576b32378a", kill_on_drop: false }`
[INFO] [stdout] cc3ae0cff1e44963c47ef9781647f767b851c6298b3f38075194a6576b32378a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] df61f53b28a0849480d05b40868a7d884a9fa0e54e026f4ae982af91a135e95a
[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" "df61f53b28a0849480d05b40868a7d884a9fa0e54e026f4ae982af91a135e95a", kill_on_drop: false }`
[INFO] [stderr]    Compiling phantasm v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "df61f53b28a0849480d05b40868a7d884a9fa0e54e026f4ae982af91a135e95a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df61f53b28a0849480d05b40868a7d884a9fa0e54e026f4ae982af91a135e95a", kill_on_drop: false }`
[INFO] [stdout] df61f53b28a0849480d05b40868a7d884a9fa0e54e026f4ae982af91a135e95a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 23a70f1ef3c22813c901776115747b269f0343a7d5f3b93040b635962fa37980
[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" "23a70f1ef3c22813c901776115747b269f0343a7d5f3b93040b635962fa37980", kill_on_drop: false }`
[INFO] [stderr]    Compiling phantasm v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "23a70f1ef3c22813c901776115747b269f0343a7d5f3b93040b635962fa37980", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23a70f1ef3c22813c901776115747b269f0343a7d5f3b93040b635962fa37980", kill_on_drop: false }`
[INFO] [stdout] 23a70f1ef3c22813c901776115747b269f0343a7d5f3b93040b635962fa37980
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stdout] 376b2d6181fd115de911c7bb63bdadab22082b7fc35c7149a30b7d5ebfdb5aa6
[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" "376b2d6181fd115de911c7bb63bdadab22082b7fc35c7149a30b7d5ebfdb5aa6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/phantasm-8d1504ec0b1a9b67)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::debug ... ok
[INFO] [stdout] test tests::zstness ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests phantasm
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test src/lib.rs - Contravariant (line 207) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - Covariant (line 168) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - (line 91) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - (line 15) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - Invariant (line 137) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - Invariant (line 131) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - Contravariant (line 199) ... ok
[INFO] [stdout] test src/lib.rs - tests::contravariance (line 440) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - tests::covariance (line 426) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - tests::invariance (line 411) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - tests::invariance (line 417) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - Covariant (line 160) ... ok
[INFO] [stdout] test src/lib.rs - Covariant (line 175) ... ok
[INFO] [stdout] test src/lib.rs - (line 95) ... ok
[INFO] [stdout] test src/lib.rs - (line 77) ... ok
[INFO] [stdout] test src/lib.rs - Invariant (line 123) ... ok
[INFO] [stdout] test src/lib.rs - Contravariant (line 214) ... ok
[INFO] [stdout] test src/lib.rs - (line 60) ... ok
[INFO] [stdout] test src/lib.rs - r#impl::reexport_hack (line 247) ... ok
[INFO] [stdout] test src/lib.rs - (line 107) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.55s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "376b2d6181fd115de911c7bb63bdadab22082b7fc35c7149a30b7d5ebfdb5aa6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "376b2d6181fd115de911c7bb63bdadab22082b7fc35c7149a30b7d5ebfdb5aa6", kill_on_drop: false }`
[INFO] [stdout] 376b2d6181fd115de911c7bb63bdadab22082b7fc35c7149a30b7d5ebfdb5aa6