[INFO] fetching crate spaced-repetition-rs 0.1.0...
[INFO] testing spaced-repetition-rs-0.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate spaced-repetition-rs 0.1.0 into /workspace/builds/worker-104/source
[INFO] validating manifest of crates.io crate spaced-repetition-rs 0.1.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate spaced-repetition-rs 0.1.0
[INFO] finished tweaking crates.io crate spaced-repetition-rs 0.1.0
[INFO] tweaked toml for crates.io crate spaced-repetition-rs 0.1.0 written to /workspace/builds/worker-104/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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" "+1.60.0" "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-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 67e520d8e16f515f17fcb3a7f61773e98fa4cddac746a1baf14900c2eb1688dd
[INFO] running `Command { std: "docker" "start" "-a" "67e520d8e16f515f17fcb3a7f61773e98fa4cddac746a1baf14900c2eb1688dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "67e520d8e16f515f17fcb3a7f61773e98fa4cddac746a1baf14900c2eb1688dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67e520d8e16f515f17fcb3a7f61773e98fa4cddac746a1baf14900c2eb1688dd", kill_on_drop: false }`
[INFO] [stdout] 67e520d8e16f515f17fcb3a7f61773e98fa4cddac746a1baf14900c2eb1688dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0d0a565bd6328afb656deff3f3c35230f46e2088b93142106fb9631d83d970b
[INFO] running `Command { std: "docker" "start" "-a" "a0d0a565bd6328afb656deff3f3c35230f46e2088b93142106fb9631d83d970b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling libc v0.2.123
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling spaced-repetition-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.84s
[INFO] running `Command { std: "docker" "inspect" "a0d0a565bd6328afb656deff3f3c35230f46e2088b93142106fb9631d83d970b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0d0a565bd6328afb656deff3f3c35230f46e2088b93142106fb9631d83d970b", kill_on_drop: false }`
[INFO] [stdout] a0d0a565bd6328afb656deff3f3c35230f46e2088b93142106fb9631d83d970b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dbe58a8dadd2881b1bc3f38e15d5b63141055d2b3cc5c27e848e3bb96558adc7
[INFO] running `Command { std: "docker" "start" "-a" "dbe58a8dadd2881b1bc3f38e15d5b63141055d2b3cc5c27e848e3bb96558adc7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling spaced-repetition-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.25s
[INFO] running `Command { std: "docker" "inspect" "dbe58a8dadd2881b1bc3f38e15d5b63141055d2b3cc5c27e848e3bb96558adc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbe58a8dadd2881b1bc3f38e15d5b63141055d2b3cc5c27e848e3bb96558adc7", kill_on_drop: false }`
[INFO] [stdout] dbe58a8dadd2881b1bc3f38e15d5b63141055d2b3cc5c27e848e3bb96558adc7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f52ebbd5b1e7447f29c2b8f1c8038f74b04671be93d370df3a4030dcf6022367
[INFO] running `Command { std: "docker" "start" "-a" "f52ebbd5b1e7447f29c2b8f1c8038f74b04671be93d370df3a4030dcf6022367", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.46s
[INFO] [stdout] running 4 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/spaced_repetition_rs-ff004a4497058260)
[INFO] [stdout] test tests::test_learning_phase_easy ... ok
[INFO] [stderr]    Doc-tests spaced-repetition-rs
[INFO] [stdout] test tests::test_learning_phase_hard ... ok
[INFO] [stdout] test tests::test_learning_phase_normal ... ok
[INFO] [stdout] test tests::test_reviewing_phase ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[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] running `Command { std: "docker" "inspect" "f52ebbd5b1e7447f29c2b8f1c8038f74b04671be93d370df3a4030dcf6022367", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f52ebbd5b1e7447f29c2b8f1c8038f74b04671be93d370df3a4030dcf6022367", kill_on_drop: false }`
[INFO] [stdout] f52ebbd5b1e7447f29c2b8f1c8038f74b04671be93d370df3a4030dcf6022367