[INFO] fetching crate keybob 0.4.0...
[INFO] testing keybob-0.4.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate keybob 0.4.0 into /workspace/builds/worker-101/source
[INFO] validating manifest of crates.io crate keybob 0.4.0 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 keybob 0.4.0
[INFO] finished tweaking crates.io crate keybob 0.4.0
[INFO] tweaked toml for crates.io crate keybob 0.4.0 written to /workspace/builds/worker-101/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] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dbl v0.3.1
[INFO] [stderr]   Downloaded pbkdf2 v0.4.0
[INFO] [stderr]   Downloaded pmac v0.5.1
[INFO] [stderr]   Downloaded aes-siv v0.5.0
[INFO] [stderr]   Downloaded cmac v0.5.1
[INFO] [stderr]   Downloaded rmp-serde v0.13.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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] df653041fe74b4dce358aada26dfdd29e718e3e106b9b13541f45f15a0038843
[INFO] running `Command { std: "docker" "start" "-a" "df653041fe74b4dce358aada26dfdd29e718e3e106b9b13541f45f15a0038843", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df653041fe74b4dce358aada26dfdd29e718e3e106b9b13541f45f15a0038843", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df653041fe74b4dce358aada26dfdd29e718e3e106b9b13541f45f15a0038843", kill_on_drop: false }`
[INFO] [stdout] df653041fe74b4dce358aada26dfdd29e718e3e106b9b13541f45f15a0038843
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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] 15e66882ca7ec5a2493870a394d343d5833f45ea3e0d42eb423b279479ecd567
[INFO] running `Command { std: "docker" "start" "-a" "15e66882ca7ec5a2493870a394d343d5833f45ea3e0d42eb423b279479ecd567", 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 v1.14.0
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling cpufeatures v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling crypto-mac v0.8.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling hmac v0.8.1
[INFO] [stderr]    Compiling sha2 v0.9.8
[INFO] [stderr]    Compiling blake2 v0.9.2
[INFO] [stderr]    Compiling pbkdf2 v0.4.0
[INFO] [stderr]    Compiling keybob v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/serial.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` 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 14.16s
[INFO] running `Command { std: "docker" "inspect" "15e66882ca7ec5a2493870a394d343d5833f45ea3e0d42eb423b279479ecd567", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15e66882ca7ec5a2493870a394d343d5833f45ea3e0d42eb423b279479ecd567", kill_on_drop: false }`
[INFO] [stdout] 15e66882ca7ec5a2493870a394d343d5833f45ea3e0d42eb423b279479ecd567
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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] 75d0404ce6f9abee5be6a4ce30c8e10fe9081e4036be82397a07830c8ac49c8a
[INFO] running `Command { std: "docker" "start" "-a" "75d0404ce6f9abee5be6a4ce30c8e10fe9081e4036be82397a07830c8ac49c8a", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling half v1.7.1
[INFO] [stderr]    Compiling zeroize v1.4.1
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling cipher v0.2.5
[INFO] [stderr]    Compiling dbl v0.3.1
[INFO] [stderr]    Compiling aead v0.3.2
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/serial.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling crypto-mac v0.10.1
[INFO] [stderr]    Compiling aes-soft v0.6.4
[INFO] [stderr]    Compiling ctr v0.6.0
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling cmac v0.5.1
[INFO] [stderr]    Compiling pmac v0.5.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling aes v0.6.0
[INFO] [stderr]    Compiling aes-siv v0.5.0
[INFO] [stderr]    Compiling rmp v0.8.10
[INFO] [stderr]    Compiling rmp-serde v0.13.7
[INFO] [stderr]    Compiling keybob v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/serial.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` 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 5.21s
[INFO] running `Command { std: "docker" "inspect" "75d0404ce6f9abee5be6a4ce30c8e10fe9081e4036be82397a07830c8ac49c8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75d0404ce6f9abee5be6a4ce30c8e10fe9081e4036be82397a07830c8ac49c8a", kill_on_drop: false }`
[INFO] [stdout] 75d0404ce6f9abee5be6a4ce30c8e10fe9081e4036be82397a07830c8ac49c8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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] fd94ec25f69bc366e2981502d5c8aeb4872197336e65cd14030fd0d278495e83
[INFO] running `Command { std: "docker" "start" "-a" "fd94ec25f69bc366e2981502d5c8aeb4872197336e65cd14030fd0d278495e83", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/serial.rs:40:4
[INFO] [stderr]    |
[INFO] [stderr] 40 |         };
[INFO] [stderr]    |          ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `keybob` (lib) generated 1 warning
[INFO] [stderr] warning: `keybob` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/keybob-3378fdf4c2f0f5bc)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/basic.rs (/opt/rustwide/target/debug/deps/basic-9796c47a13cdcf42)
[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] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test workflow::miscreant ... ok
[INFO] [stdout] test workflow::printers ... ok
[INFO] [stdout] test derivation::basic_128 ... ok
[INFO] [stdout] test derivation::colliding_pw_128 ... ok
[INFO] [stdout] test derivation::basic_256 ... ok
[INFO] [stdout] test derivation::colliding_pw_256 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/serialize.rs (/opt/rustwide/target/debug/deps/serialize-d960b433344a4bdc)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test bincode ... ok
[INFO] [stdout] test json ... ok
[INFO] [stdout] test cbor ... ok
[INFO] [stdout] test messagepack ... ok
[INFO] [stdout] test toml ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests keybob
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> /opt/rustwide/workdir/src/serial.rs:40:4
[INFO] [stderr]    |
[INFO] [stderr] 40 |         };
[INFO] [stderr]    |          ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stdout] test src/lib.rs - (line 18) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.76s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fd94ec25f69bc366e2981502d5c8aeb4872197336e65cd14030fd0d278495e83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd94ec25f69bc366e2981502d5c8aeb4872197336e65cd14030fd0d278495e83", kill_on_drop: false }`
[INFO] [stdout] fd94ec25f69bc366e2981502d5c8aeb4872197336e65cd14030fd0d278495e83