[INFO] fetching crate solvent 0.8.3...
[INFO] testing solvent-0.8.3 against 1.91.0 for beta-1.92-2
[INFO] extracting crate solvent 0.8.3 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate solvent 0.8.3
[INFO] finished tweaking crates.io crate solvent 0.8.3
[INFO] tweaked toml for crates.io crate solvent 0.8.3 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate solvent 0.8.3 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 3 packages to latest compatible versions
[INFO] [stderr]       Adding indexmap v1.9.3 (available: v2.12.0)
[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] 4787beb89a96ec09282326d3ead359ef86b34bdc9c8214a7153a381f2e5586e7
[INFO] running `Command { std: "docker" "start" "-a" "4787beb89a96ec09282326d3ead359ef86b34bdc9c8214a7153a381f2e5586e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4787beb89a96ec09282326d3ead359ef86b34bdc9c8214a7153a381f2e5586e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4787beb89a96ec09282326d3ead359ef86b34bdc9c8214a7153a381f2e5586e7", kill_on_drop: false }`
[INFO] [stdout] 4787beb89a96ec09282326d3ead359ef86b34bdc9c8214a7153a381f2e5586e7
[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] d9cecb8162d8581447c0ead2431a86bc873fdc69e45ad90a518c8db52b6f6e26
[INFO] running `Command { std: "docker" "start" "-a" "d9cecb8162d8581447c0ead2431a86bc873fdc69e45ad90a518c8db52b6f6e26", kill_on_drop: false }`
[INFO] [stderr]    Compiling solvent v0.8.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "d9cecb8162d8581447c0ead2431a86bc873fdc69e45ad90a518c8db52b6f6e26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9cecb8162d8581447c0ead2431a86bc873fdc69e45ad90a518c8db52b6f6e26", kill_on_drop: false }`
[INFO] [stdout] d9cecb8162d8581447c0ead2431a86bc873fdc69e45ad90a518c8db52b6f6e26
[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] 56c9eb2a6848e3787546490aa0a5f34702e139561b67160ef000fd4428bdc3b9
[INFO] running `Command { std: "docker" "start" "-a" "56c9eb2a6848e3787546490aa0a5f34702e139561b67160ef000fd4428bdc3b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling solvent v0.8.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "56c9eb2a6848e3787546490aa0a5f34702e139561b67160ef000fd4428bdc3b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56c9eb2a6848e3787546490aa0a5f34702e139561b67160ef000fd4428bdc3b9", kill_on_drop: false }`
[INFO] [stdout] 56c9eb2a6848e3787546490aa0a5f34702e139561b67160ef000fd4428bdc3b9
[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] c5e01b9219d4304ed16d40f53c9ebed1a32cf85084e13c14c982898cc1c96605
[INFO] running `Command { std: "docker" "start" "-a" "c5e01b9219d4304ed16d40f53c9ebed1a32cf85084e13c14c982898cc1c96605", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/solvent-52f4b4f3e2aabde6)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test::solvent_test_updating_dependencies ... ok
[INFO] [stdout] test test::solvent_test_branching ... ok
[INFO] [stdout] test test::solvent_test_circular ... ok
[INFO] [stdout] test test::solvent_test_satisfied_stoppage ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests solvent
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 51) ... ignored
[INFO] [stdout] test src/lib.rs - (line 11) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.25s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c5e01b9219d4304ed16d40f53c9ebed1a32cf85084e13c14c982898cc1c96605", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5e01b9219d4304ed16d40f53c9ebed1a32cf85084e13c14c982898cc1c96605", kill_on_drop: false }`
[INFO] [stdout] c5e01b9219d4304ed16d40f53c9ebed1a32cf85084e13c14c982898cc1c96605