[INFO] fetching crate keepass-diff 1.1.1...
[INFO] testing keepass-diff-1.1.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate keepass-diff 1.1.1 into /workspace/builds/worker-88/source
[INFO] validating manifest of crates.io crate keepass-diff 1.1.1 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] removed /workspace/builds/worker-88/source/.cargo/config.toml
[INFO] started tweaking crates.io crate keepass-diff 1.1.1
[INFO] finished tweaking crates.io crate keepass-diff 1.1.1
[INFO] tweaked toml for crates.io crate keepass-diff 1.1.1 written to /workspace/builds/worker-88/source/Cargo.toml
[INFO] crate crates.io crate keepass-diff 1.1.1 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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] 237bb62281680d1fad6f1960430586f8454bc884e555e51ed2f6c83f7fdc7a4f
[INFO] running `Command { std: "docker" "start" "-a" "237bb62281680d1fad6f1960430586f8454bc884e555e51ed2f6c83f7fdc7a4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "237bb62281680d1fad6f1960430586f8454bc884e555e51ed2f6c83f7fdc7a4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "237bb62281680d1fad6f1960430586f8454bc884e555e51ed2f6c83f7fdc7a4f", kill_on_drop: false }`
[INFO] [stdout] 237bb62281680d1fad6f1960430586f8454bc884e555e51ed2f6c83f7fdc7a4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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] 6ed7b63dae7cd7141e0292734255de5688fb9de0c41721d25e71958f136f8b6c
[INFO] running `Command { std: "docker" "start" "-a" "6ed7b63dae7cd7141e0292734255de5688fb9de0c41721d25e71958f136f8b6c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling cpufeatures v0.1.5
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling block-padding v0.2.1
[INFO] [stderr]    Compiling byteorder v1.4.2
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling hex-literal v0.3.3
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling blake2b_simd v0.5.11
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling secstr v0.4.0
[INFO] [stderr]    Compiling rpassword v4.0.5
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling flate2 v1.0.20
[INFO] [stderr]    Compiling cipher v0.3.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling crypto-mac v0.11.1
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling rust-argon2 v0.8.3
[INFO] [stderr]    Compiling hmac v0.11.0
[INFO] [stderr]    Compiling block-modes v0.8.1
[INFO] [stderr]    Compiling twofish v0.6.0
[INFO] [stderr]    Compiling chacha20 v0.7.2
[INFO] [stderr]    Compiling aes v0.7.4
[INFO] [stderr]    Compiling salsa20 v0.8.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling sha2 v0.9.5
[INFO] [stderr]    Compiling keepass v0.4.9
[INFO] [stderr]    Compiling keepass-diff v1.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.12s
[INFO] running `Command { std: "docker" "inspect" "6ed7b63dae7cd7141e0292734255de5688fb9de0c41721d25e71958f136f8b6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ed7b63dae7cd7141e0292734255de5688fb9de0c41721d25e71958f136f8b6c", kill_on_drop: false }`
[INFO] [stdout] 6ed7b63dae7cd7141e0292734255de5688fb9de0c41721d25e71958f136f8b6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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] 8c82c52a21caa9dce81880740e8b9876741d45f51733599e60363398b959ee5f
[INFO] running `Command { std: "docker" "start" "-a" "8c82c52a21caa9dce81880740e8b9876741d45f51733599e60363398b959ee5f", kill_on_drop: false }`
[INFO] [stderr]    Compiling keepass-diff v1.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `Command { std: "docker" "inspect" "8c82c52a21caa9dce81880740e8b9876741d45f51733599e60363398b959ee5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c82c52a21caa9dce81880740e8b9876741d45f51733599e60363398b959ee5f", kill_on_drop: false }`
[INFO] [stdout] 8c82c52a21caa9dce81880740e8b9876741d45f51733599e60363398b959ee5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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] a3846db7d0c0d8fc468991dc6d6e60b8ad2e4a6e0859be7d108e942396fec3a2
[INFO] running `Command { std: "docker" "start" "-a" "a3846db7d0c0d8fc468991dc6d6e60b8ad2e4a6e0859be7d108e942396fec3a2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/keepass_diff-8c80787ccfea6482)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test stack::test::correct_len ... ok
[INFO] [stdout] test stack::test::basics ... ok
[INFO] [stdout] test stack::test::empty_stack ... ok
[INFO] [stdout] test stack::test::mk_string_shows_correct ... ok
[INFO] [stdout] test stack::test::single_element_stack ... ok
[INFO] [stdout] test stack::test::two_elements_stack ... ok
[INFO] [stdout] test stack::test::shows_its_strings ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a3846db7d0c0d8fc468991dc6d6e60b8ad2e4a6e0859be7d108e942396fec3a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3846db7d0c0d8fc468991dc6d6e60b8ad2e4a6e0859be7d108e942396fec3a2", kill_on_drop: false }`
[INFO] [stdout] a3846db7d0c0d8fc468991dc6d6e60b8ad2e4a6e0859be7d108e942396fec3a2