[INFO] fetching crate squash 0.1.0...
[INFO] testing squash-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate squash 0.1.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate squash 0.1.0 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 squash 0.1.0
[INFO] finished tweaking crates.io crate squash 0.1.0
[INFO] tweaked toml for crates.io crate squash 0.1.0 written to /workspace/builds/worker-10/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-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] fd21aff56c23c02d76e65c8965c3c59545e791e2b4a719a77edd37e19fb42a67
[INFO] running `Command { std: "docker" "start" "-a" "fd21aff56c23c02d76e65c8965c3c59545e791e2b4a719a77edd37e19fb42a67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd21aff56c23c02d76e65c8965c3c59545e791e2b4a719a77edd37e19fb42a67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd21aff56c23c02d76e65c8965c3c59545e791e2b4a719a77edd37e19fb42a67", kill_on_drop: false }`
[INFO] [stdout] fd21aff56c23c02d76e65c8965c3c59545e791e2b4a719a77edd37e19fb42a67
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 8c5775b097bdd2beeaf8ba1a0e63eb59ac200488ee98ee2ef8e578b83db9c721
[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" "8c5775b097bdd2beeaf8ba1a0e63eb59ac200488ee98ee2ef8e578b83db9c721", kill_on_drop: false }`
[INFO] [stderr]    Compiling squash v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "8c5775b097bdd2beeaf8ba1a0e63eb59ac200488ee98ee2ef8e578b83db9c721", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c5775b097bdd2beeaf8ba1a0e63eb59ac200488ee98ee2ef8e578b83db9c721", kill_on_drop: false }`
[INFO] [stdout] 8c5775b097bdd2beeaf8ba1a0e63eb59ac200488ee98ee2ef8e578b83db9c721
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 84bb6ebc940b5219f38b70ccee74fe3c369d1df7a7653e35c22e69a59df12d1d
[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" "84bb6ebc940b5219f38b70ccee74fe3c369d1df7a7653e35c22e69a59df12d1d", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_xorshift v0.2.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling rusty-fork v0.3.0
[INFO] [stderr]    Compiling proptest v0.10.1
[INFO] [stderr]    Compiling squash v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 27.94s
[INFO] running `Command { std: "docker" "inspect" "84bb6ebc940b5219f38b70ccee74fe3c369d1df7a7653e35c22e69a59df12d1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84bb6ebc940b5219f38b70ccee74fe3c369d1df7a7653e35c22e69a59df12d1d", kill_on_drop: false }`
[INFO] [stdout] 84bb6ebc940b5219f38b70ccee74fe3c369d1df7a7653e35c22e69a59df12d1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 5af247ac5e315be4241271553ef1b6749a7e117b48e7da48ec53efeb75304c8c
[INFO] running `Command { std: "docker" "start" "-a" "5af247ac5e315be4241271553ef1b6749a7e117b48e7da48ec53efeb75304c8c", 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/squash-ce19f4ebe7479cc3)
[INFO] [stdout] running 10 tests
[INFO] [stdout] test header::boxed::tests::large ... ok
[INFO] [stdout] test header::boxed::tests::zero ... ok
[INFO] [stdout] test slice::tests::null_ptr_opt ... ok
[INFO] [stdout] test slice::tests::long ... ok
[INFO] [stdout] test slice::tests::full ... ok
[INFO] [stdout] test header::boxed::tests::small ... ok
[INFO] [stdout] test slice::tests::empty ... ok
[INFO] [stdout] test wrapper::str::tests::strings ... ok
[INFO] [stdout] test slice::tests::panic_in_init ... ok
[INFO] [stderr]    Doc-tests squash
[INFO] [stdout] test header::boxed::tests::random_len ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 58) ... ok
[INFO] [stdout] test src/slice.rs - slice::OwnedSlice (line 28) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.06s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5af247ac5e315be4241271553ef1b6749a7e117b48e7da48ec53efeb75304c8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5af247ac5e315be4241271553ef1b6749a7e117b48e7da48ec53efeb75304c8c", kill_on_drop: false }`
[INFO] [stdout] 5af247ac5e315be4241271553ef1b6749a7e117b48e7da48ec53efeb75304c8c