[INFO] fetching crate nyar-collatz 0.1.0...
[INFO] testing nyar-collatz-0.1.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate nyar-collatz 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate nyar-collatz 0.1.0
[INFO] finished tweaking crates.io crate nyar-collatz 0.1.0
[INFO] tweaked toml for crates.io crate nyar-collatz 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate nyar-collatz 0.1.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 8 packages to latest compatible versions
[INFO] [stderr]       Adding num v0.2.1 (available: v0.4.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0396c8ca927b41d2e3d7e45261a23c220e3c0d5fad2bd2e432e81ab11e277cf4
[INFO] running `Command { std: "docker" "start" "-a" "0396c8ca927b41d2e3d7e45261a23c220e3c0d5fad2bd2e432e81ab11e277cf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0396c8ca927b41d2e3d7e45261a23c220e3c0d5fad2bd2e432e81ab11e277cf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0396c8ca927b41d2e3d7e45261a23c220e3c0d5fad2bd2e432e81ab11e277cf4", kill_on_drop: false }`
[INFO] [stdout] 0396c8ca927b41d2e3d7e45261a23c220e3c0d5fad2bd2e432e81ab11e277cf4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15a4b44d18c1071739b5b3451328faa01a4b295f1db6a56239b3231afed3a331
[INFO] running `Command { std: "docker" "start" "-a" "15a4b44d18c1071739b5b3451328faa01a4b295f1db6a56239b3231afed3a331", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling nyar-collatz v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.46s
[INFO] running `Command { std: "docker" "inspect" "15a4b44d18c1071739b5b3451328faa01a4b295f1db6a56239b3231afed3a331", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15a4b44d18c1071739b5b3451328faa01a4b295f1db6a56239b3231afed3a331", kill_on_drop: false }`
[INFO] [stdout] 15a4b44d18c1071739b5b3451328faa01a4b295f1db6a56239b3231afed3a331
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d19940b7c81531731ac5159b317a77a933b7227f10e509b6a87082dc33c4714
[INFO] running `Command { std: "docker" "start" "-a" "1d19940b7c81531731ac5159b317a77a933b7227f10e509b6a87082dc33c4714", kill_on_drop: false }`
[INFO] [stderr]    Compiling nyar-collatz v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "1d19940b7c81531731ac5159b317a77a933b7227f10e509b6a87082dc33c4714", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d19940b7c81531731ac5159b317a77a933b7227f10e509b6a87082dc33c4714", kill_on_drop: false }`
[INFO] [stdout] 1d19940b7c81531731ac5159b317a77a933b7227f10e509b6a87082dc33c4714
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a39de7f411ec5089cc6843546d20d4e9f97f52a3d96a2415136b72707bf6e20e
[INFO] running `Command { std: "docker" "start" "-a" "a39de7f411ec5089cc6843546d20d4e9f97f52a3d96a2415136b72707bf6e20e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/collatz-c549d385e2b29239)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test collatz64::test::collatz_13 ... ok
[INFO] [stdout] test collatz64::test::test_longest_collatz ... ok
[INFO] [stdout] test collatz::test::collatz_13 ... ok
[INFO] [stdout] test collatz64::test::test_longest_collatz_memo ... ok
[INFO] [stdout] test collatz64::test::collatz_0 - should panic ... ok
[INFO] [stdout] test collatz::test::collatz_0 - should panic ... ok
[INFO] [stderr]    Doc-tests collatz
[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] [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" "a39de7f411ec5089cc6843546d20d4e9f97f52a3d96a2415136b72707bf6e20e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a39de7f411ec5089cc6843546d20d4e9f97f52a3d96a2415136b72707bf6e20e", kill_on_drop: false }`
[INFO] [stdout] a39de7f411ec5089cc6843546d20d4e9f97f52a3d96a2415136b72707bf6e20e