[INFO] fetching crate collage-core 0.1.0...
[INFO] testing collage-core-0.1.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate collage-core 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate collage-core 0.1.0
[INFO] finished tweaking crates.io crate collage-core 0.1.0
[INFO] tweaked toml for crates.io crate collage-core 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate collage-core 0.1.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate collage-core 0.1.0 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ee61ca32baaa0730dbda81664320d732a8fcc1f7f892cace50228afafa4cf9d2
[INFO] running `Command { std: "docker" "start" "-a" "ee61ca32baaa0730dbda81664320d732a8fcc1f7f892cace50228afafa4cf9d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee61ca32baaa0730dbda81664320d732a8fcc1f7f892cace50228afafa4cf9d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee61ca32baaa0730dbda81664320d732a8fcc1f7f892cace50228afafa4cf9d2", kill_on_drop: false }`
[INFO] [stdout] ee61ca32baaa0730dbda81664320d732a8fcc1f7f892cace50228afafa4cf9d2
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 079ab1dae4de6d85841b4d0d56977bd9bfa9568d2f724e6889a8dc05e24ab384
[INFO] running `Command { std: "docker" "start" "-a" "079ab1dae4de6d85841b4d0d56977bd9bfa9568d2f724e6889a8dc05e24ab384", kill_on_drop: false }`
[INFO] [stderr]    Compiling collage-core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "079ab1dae4de6d85841b4d0d56977bd9bfa9568d2f724e6889a8dc05e24ab384", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "079ab1dae4de6d85841b4d0d56977bd9bfa9568d2f724e6889a8dc05e24ab384", kill_on_drop: false }`
[INFO] [stdout] 079ab1dae4de6d85841b4d0d56977bd9bfa9568d2f724e6889a8dc05e24ab384
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 99e89ca2366d4770ea7aefa214e73dc3bab20fc51101d6f4b309451694a201ac
[INFO] running `Command { std: "docker" "start" "-a" "99e89ca2366d4770ea7aefa214e73dc3bab20fc51101d6f4b309451694a201ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling collage-core v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "99e89ca2366d4770ea7aefa214e73dc3bab20fc51101d6f4b309451694a201ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99e89ca2366d4770ea7aefa214e73dc3bab20fc51101d6f4b309451694a201ac", kill_on_drop: false }`
[INFO] [stdout] 99e89ca2366d4770ea7aefa214e73dc3bab20fc51101d6f4b309451694a201ac
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4e72ab66eae04c2ae6a6bf56db95fbd3167943fa465a80a9875144dae5768043
[INFO] running `Command { std: "docker" "start" "-a" "4e72ab66eae04c2ae6a6bf56db95fbd3167943fa465a80a9875144dae5768043", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/collage_core-5d85bc676f7158a6)
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests collage_core
[INFO] [stdout] test tests::is_valid ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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" "4e72ab66eae04c2ae6a6bf56db95fbd3167943fa465a80a9875144dae5768043", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e72ab66eae04c2ae6a6bf56db95fbd3167943fa465a80a9875144dae5768043", kill_on_drop: false }`
[INFO] [stdout] 4e72ab66eae04c2ae6a6bf56db95fbd3167943fa465a80a9875144dae5768043