[INFO] fetching crate discretionary 0.1.0...
[INFO] testing discretionary-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate discretionary 0.1.0 into /workspace/builds/worker-24/source
[INFO] validating manifest of crates.io crate discretionary 0.1.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate discretionary 0.1.0
[INFO] finished tweaking crates.io crate discretionary 0.1.0
[INFO] tweaked toml for crates.io crate discretionary 0.1.0 written to /workspace/builds/worker-24/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c1bc51a0cea87c92dec218020e8c19871c4ab5d10fc05611d3fd903e8ae3e7a
[INFO] running `Command { std: "docker" "start" "-a" "2c1bc51a0cea87c92dec218020e8c19871c4ab5d10fc05611d3fd903e8ae3e7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c1bc51a0cea87c92dec218020e8c19871c4ab5d10fc05611d3fd903e8ae3e7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c1bc51a0cea87c92dec218020e8c19871c4ab5d10fc05611d3fd903e8ae3e7a", kill_on_drop: false }`
[INFO] [stdout] 2c1bc51a0cea87c92dec218020e8c19871c4ab5d10fc05611d3fd903e8ae3e7a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d074f51aadd1447c92702748075ccb461c7a4c9e1da602402aba2626d92adced
[INFO] running `Command { std: "docker" "start" "-a" "d074f51aadd1447c92702748075ccb461c7a4c9e1da602402aba2626d92adced", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling discretionary v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.14s
[INFO] running `Command { std: "docker" "inspect" "d074f51aadd1447c92702748075ccb461c7a4c9e1da602402aba2626d92adced", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d074f51aadd1447c92702748075ccb461c7a4c9e1da602402aba2626d92adced", kill_on_drop: false }`
[INFO] [stdout] d074f51aadd1447c92702748075ccb461c7a4c9e1da602402aba2626d92adced
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e4e35238831f088d485519fc730209380467dc4396c8dc6ecf568d6ef7856e6
[INFO] running `Command { std: "docker" "start" "-a" "3e4e35238831f088d485519fc730209380467dc4396c8dc6ecf568d6ef7856e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling discretionary v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.45s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/discretionary-6730067ec78e9514)
[INFO] [stderr]   Executable tests/test_basic.rs (/opt/rustwide/target/debug/deps/test_basic-16b2d39d4eb6d7d7)
[INFO] running `Command { std: "docker" "inspect" "3e4e35238831f088d485519fc730209380467dc4396c8dc6ecf568d6ef7856e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e4e35238831f088d485519fc730209380467dc4396c8dc6ecf568d6ef7856e6", kill_on_drop: false }`
[INFO] [stdout] 3e4e35238831f088d485519fc730209380467dc4396c8dc6ecf568d6ef7856e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d935d588da1613df09b7e01f5e5cd53ab17192df241b7dc998cb1d35e48bff9b
[INFO] running `Command { std: "docker" "start" "-a" "d935d588da1613df09b7e01f5e5cd53ab17192df241b7dc998cb1d35e48bff9b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/discretionary-6730067ec78e9514)
[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] [stderr]      Running tests/test_basic.rs (/opt/rustwide/target/debug/deps/test_basic-16b2d39d4eb6d7d7)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_generic ... ok
[INFO] [stdout] test test_unit ... ok
[INFO] [stdout] test test_named ... ok
[INFO] [stdout] test test_unnamed ... 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] [stderr]    Doc-tests discretionary
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - make_optional (line 25) ... ok
[INFO] [stdout] test src/lib.rs - (line 29) ... ok
[INFO] [stdout] test src/lib.rs - make_optional (line 13) ... ok
[INFO] [stdout] test src/lib.rs - (line 41) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.18s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d935d588da1613df09b7e01f5e5cd53ab17192df241b7dc998cb1d35e48bff9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d935d588da1613df09b7e01f5e5cd53ab17192df241b7dc998cb1d35e48bff9b", kill_on_drop: false }`
[INFO] [stdout] d935d588da1613df09b7e01f5e5cd53ab17192df241b7dc998cb1d35e48bff9b