[INFO] fetching crate vacuity 0.1.0...
[INFO] testing vacuity-0.1.0 against 1.99.0-beta.8 for beta-1.100-2
[INFO] extracting crate vacuity 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate vacuity 0.1.0
[INFO] finished tweaking crates.io crate vacuity 0.1.0
[INFO] tweaked toml for crates.io crate vacuity 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate vacuity 0.1.0 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate vacuity 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" "+1.99.0-beta.8" "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/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 2a1fc2a39dbba4d96db2e539d61abd62b4645fb2db463a20290040caad03c597
[INFO] running `Command { std: "docker" "start" "2a1fc2a39dbba4d96db2e539d61abd62b4645fb2db463a20290040caad03c597", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a1fc2a39dbba4d96db2e539d61abd62b4645fb2db463a20290040caad03c597", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2a1fc2a39dbba4d96db2e539d61abd62b4645fb2db463a20290040caad03c597" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a1fc2a39dbba4d96db2e539d61abd62b4645fb2db463a20290040caad03c597", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2a1fc2a39dbba4d96db2e539d61abd62b4645fb2db463a20290040caad03c597" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.107
[INFO] [stderr]    Compiling quote v1.0.47
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling vacuity v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.80s
[INFO] running `Command { std: "docker" "inspect" "2a1fc2a39dbba4d96db2e539d61abd62b4645fb2db463a20290040caad03c597", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2a1fc2a39dbba4d96db2e539d61abd62b4645fb2db463a20290040caad03c597" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling vacuity v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "2a1fc2a39dbba4d96db2e539d61abd62b4645fb2db463a20290040caad03c597", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "2a1fc2a39dbba4d96db2e539d61abd62b4645fb2db463a20290040caad03c597" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen", 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/vacuity-500407a7f8a52863)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test probe::tests::a_probe_missing_from_the_output_is_unknown_not_passing ... ok
[INFO] [stdout] test probe::tests::precondition_vacuity_is_read_from_cover_status_not_the_verdict ... ok
[INFO] [stdout] test probe::tests::a_verifying_probe_means_its_clause_is_vacuous ... ok
[INFO] [stdout] test probe::tests::a_dereferencing_clause_still_compiles_because_result_is_a_reference ... ok
[INFO] [stdout] test probe::tests::self_is_renamed_word_exactly ... ok
[INFO] [stdout] test probe::tests::self_return_type_resolves_to_the_impl_type ... ok
[INFO] [stdout] test probe::tests::inputs_are_havocked_not_fixed ... ok
[INFO] [stdout] test probe::tests::a_hand_written_arbitrary_impl_makes_a_type_probeable ... ok
[INFO] [stdout] test probe::tests::preconditions_produce_a_cover_probe_ignoring_the_return_type ... ok
[INFO] [stdout] test probe::tests::a_clause_on_a_probeable_type_produces_a_harness ... ok
[INFO] [stdout] test probe::tests::unprobeable_things_are_skipped_with_a_reason_never_silently ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/vacuity.rs (/opt/rustwide/target/debug/deps/vacuity-15908f07e85ecaf4)
[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 vacuity
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/probe.rs - probe (line 17) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2a1fc2a39dbba4d96db2e539d61abd62b4645fb2db463a20290040caad03c597", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a1fc2a39dbba4d96db2e539d61abd62b4645fb2db463a20290040caad03c597", kill_on_drop: false }`
[INFO] [stdout] 2a1fc2a39dbba4d96db2e539d61abd62b4645fb2db463a20290040caad03c597
