[INFO] fetching crate quiz 0.0.3...
[INFO] testing quiz-0.0.3 against 1.90.0 for beta-1.91-3
[INFO] extracting crate quiz 0.0.3 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate quiz 0.0.3
[INFO] finished tweaking crates.io crate quiz 0.0.3
[INFO] tweaked toml for crates.io crate quiz 0.0.3 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate quiz 0.0.3 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate quiz 0.0.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded figures-rs v0.0.1
[INFO] [stderr]   Downloaded libc v0.2.80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 74bc507335d5c709b2086c4a9c6bfc11b68aa82dc857603e22aaef5178239f79
[INFO] running `Command { std: "docker" "start" "-a" "74bc507335d5c709b2086c4a9c6bfc11b68aa82dc857603e22aaef5178239f79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "74bc507335d5c709b2086c4a9c6bfc11b68aa82dc857603e22aaef5178239f79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74bc507335d5c709b2086c4a9c6bfc11b68aa82dc857603e22aaef5178239f79", kill_on_drop: false }`
[INFO] [stdout] 74bc507335d5c709b2086c4a9c6bfc11b68aa82dc857603e22aaef5178239f79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 68e6c42460910bcbc4e05904ca77dff3eba697b3498232f636fa1299fc7cd35f
[INFO] running `Command { std: "docker" "start" "-a" "68e6c42460910bcbc4e05904ca77dff3eba697b3498232f636fa1299fc7cd35f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling numtoa v0.1.0
[INFO] [stderr]    Compiling figures-rs v0.0.1
[INFO] [stderr]    Compiling termion v1.5.5
[INFO] [stderr]    Compiling quiz v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.97s
[INFO] running `Command { std: "docker" "inspect" "68e6c42460910bcbc4e05904ca77dff3eba697b3498232f636fa1299fc7cd35f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68e6c42460910bcbc4e05904ca77dff3eba697b3498232f636fa1299fc7cd35f", kill_on_drop: false }`
[INFO] [stdout] 68e6c42460910bcbc4e05904ca77dff3eba697b3498232f636fa1299fc7cd35f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 89ca1f36cbe7efec42578407bcf9a92f82e454d55783b607ea91a3c9e00017cf
[INFO] running `Command { std: "docker" "start" "-a" "89ca1f36cbe7efec42578407bcf9a92f82e454d55783b607ea91a3c9e00017cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling quiz v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "89ca1f36cbe7efec42578407bcf9a92f82e454d55783b607ea91a3c9e00017cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89ca1f36cbe7efec42578407bcf9a92f82e454d55783b607ea91a3c9e00017cf", kill_on_drop: false }`
[INFO] [stdout] 89ca1f36cbe7efec42578407bcf9a92f82e454d55783b607ea91a3c9e00017cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 13039ac610b31916522c58bcee9f74c2fad596eb8b0fdc64daf8c12eca5977ac
[INFO] running `Command { std: "docker" "start" "-a" "13039ac610b31916522c58bcee9f74c2fad596eb8b0fdc64daf8c12eca5977ac", 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/quiz-1c049a440550707b)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests bin/test.rs (/opt/rustwide/target/debug/deps/test-c932ace327a56ffb)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests quiz
[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 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 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" "13039ac610b31916522c58bcee9f74c2fad596eb8b0fdc64daf8c12eca5977ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13039ac610b31916522c58bcee9f74c2fad596eb8b0fdc64daf8c12eca5977ac", kill_on_drop: false }`
[INFO] [stdout] 13039ac610b31916522c58bcee9f74c2fad596eb8b0fdc64daf8c12eca5977ac