[INFO] fetching crate upcast 0.1.0...
[INFO] testing upcast-0.1.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate upcast 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate upcast 0.1.0
[INFO] finished tweaking crates.io crate upcast 0.1.0
[INFO] tweaked toml for crates.io crate upcast 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate upcast 0.1.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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] 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] 2f91526bb67701b3adb56d2746f8caa3ade02af8a963be9ee082da5778d181da
[INFO] running `Command { std: "docker" "start" "-a" "2f91526bb67701b3adb56d2746f8caa3ade02af8a963be9ee082da5778d181da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f91526bb67701b3adb56d2746f8caa3ade02af8a963be9ee082da5778d181da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f91526bb67701b3adb56d2746f8caa3ade02af8a963be9ee082da5778d181da", kill_on_drop: false }`
[INFO] [stdout] 2f91526bb67701b3adb56d2746f8caa3ade02af8a963be9ee082da5778d181da
[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] 65f1acd3d64e825d1b669608560c44d46d73bed1618da48e60917f4ac90f9882
[INFO] running `Command { std: "docker" "start" "-a" "65f1acd3d64e825d1b669608560c44d46d73bed1618da48e60917f4ac90f9882", kill_on_drop: false }`
[INFO] [stderr]    Compiling upcast v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "65f1acd3d64e825d1b669608560c44d46d73bed1618da48e60917f4ac90f9882", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65f1acd3d64e825d1b669608560c44d46d73bed1618da48e60917f4ac90f9882", kill_on_drop: false }`
[INFO] [stdout] 65f1acd3d64e825d1b669608560c44d46d73bed1618da48e60917f4ac90f9882
[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] 055c290acf5474374e8040256624891211816bf803a340f302638623a2a3b74b
[INFO] running `Command { std: "docker" "start" "-a" "055c290acf5474374e8040256624891211816bf803a340f302638623a2a3b74b", kill_on_drop: false }`
[INFO] [stderr]    Compiling upcast v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "055c290acf5474374e8040256624891211816bf803a340f302638623a2a3b74b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "055c290acf5474374e8040256624891211816bf803a340f302638623a2a3b74b", kill_on_drop: false }`
[INFO] [stdout] 055c290acf5474374e8040256624891211816bf803a340f302638623a2a3b74b
[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] 9c06bc4d5fc2f8e1f0a4e6559eac0849917b76447441d7d5e38c46a2bd020224
[INFO] running `Command { std: "docker" "start" "-a" "9c06bc4d5fc2f8e1f0a4e6559eac0849917b76447441d7d5e38c46a2bd020224", 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/upcast-b5df55425b2a0cf8)
[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]    Doc-tests upcast
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 3) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.24s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9c06bc4d5fc2f8e1f0a4e6559eac0849917b76447441d7d5e38c46a2bd020224", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c06bc4d5fc2f8e1f0a4e6559eac0849917b76447441d7d5e38c46a2bd020224", kill_on_drop: false }`
[INFO] [stdout] 9c06bc4d5fc2f8e1f0a4e6559eac0849917b76447441d7d5e38c46a2bd020224