[INFO] fetching crate rustollens 0.1.0...
[INFO] testing rustollens-0.1.0 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate rustollens 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate rustollens 0.1.0
[INFO] finished tweaking crates.io crate rustollens 0.1.0
[INFO] tweaked toml for crates.io crate rustollens 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rustollens 0.1.0 on toolchain caccb4d0368bd918ef6668af8e13834d07040417
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "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" "+caccb4d0368bd918ef6668af8e13834d07040417" "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" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 911ae293bcb4a3d9271e224c4774592b3eace3bc71b97a454ae29819331faa07
[INFO] running `Command { std: "docker" "start" "-a" "911ae293bcb4a3d9271e224c4774592b3eace3bc71b97a454ae29819331faa07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "911ae293bcb4a3d9271e224c4774592b3eace3bc71b97a454ae29819331faa07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "911ae293bcb4a3d9271e224c4774592b3eace3bc71b97a454ae29819331faa07", kill_on_drop: false }`
[INFO] [stdout] 911ae293bcb4a3d9271e224c4774592b3eace3bc71b97a454ae29819331faa07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d59113dcdae5864be3b4a053ebf632c3bf57f8e4a1530f2df7ab4f94057ce805
[INFO] running `Command { std: "docker" "start" "-a" "d59113dcdae5864be3b4a053ebf632c3bf57f8e4a1530f2df7ab4f94057ce805", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustollens v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "d59113dcdae5864be3b4a053ebf632c3bf57f8e4a1530f2df7ab4f94057ce805", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d59113dcdae5864be3b4a053ebf632c3bf57f8e4a1530f2df7ab4f94057ce805", kill_on_drop: false }`
[INFO] [stdout] d59113dcdae5864be3b4a053ebf632c3bf57f8e4a1530f2df7ab4f94057ce805
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f34913cb17a55329e801d2dd7fd757aa680471df11e4f600408346dfa80203cd
[INFO] running `Command { std: "docker" "start" "-a" "f34913cb17a55329e801d2dd7fd757aa680471df11e4f600408346dfa80203cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustollens v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `deduce_truth` is never used
[INFO] [stdout]  --> tests/common.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn deduce_truth<T: Truth>() {
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `deduce_falsity` is never used
[INFO] [stdout]  --> tests/common.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn deduce_falsity<F: Falsity>() {
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "f34913cb17a55329e801d2dd7fd757aa680471df11e4f600408346dfa80203cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f34913cb17a55329e801d2dd7fd757aa680471df11e4f600408346dfa80203cd", kill_on_drop: false }`
[INFO] [stdout] f34913cb17a55329e801d2dd7fd757aa680471df11e4f600408346dfa80203cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 320fbd31dd04947ec334c2b60871fb5d2d1a2ac8ea3b83912c77f54ca4b9f3d1
[INFO] running `Command { std: "docker" "start" "-a" "320fbd31dd04947ec334c2b60871fb5d2d1a2ac8ea3b83912c77f54ca4b9f3d1", kill_on_drop: false }`
[INFO] [stderr] warning: function `deduce_truth` is never used
[INFO] [stdout] 
[INFO] [stderr]  --> tests/common.rs:5:8
[INFO] [stdout] running 0 tests
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr] 5 | pub fn deduce_truth<T: Truth>() {
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]   |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `deduce_falsity` is never used
[INFO] [stderr]  --> tests/common.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn deduce_falsity<F: Falsity>() {
[INFO] [stderr]   |        ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rustollens` (test "boolean_test") generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rustollens-bb5292cf86f1c4d3)
[INFO] [stderr]      Running tests/boolean_test.rs (/opt/rustwide/target/debug/deps/boolean_test-e14c129f1324b4b2)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test type_level_booleans_are_convertible_to_runtime_booleans ... ok
[INFO] [stdout] test type_level_booleans_can_be_grouped ... ok
[INFO] [stdout] test type_level_booleans_can_be_shown ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/common.rs (/opt/rustwide/target/debug/deps/common-6ba8469461dce1dd)
[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]      Running tests/connective_test.rs (/opt/rustwide/target/debug/deps/connective_test-ec4d07f70676d196)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test conjunction_holds_for_all_permutations_of_booleans ... ok
[INFO] [stdout] test implication_holds_for_all_permutations_of_booleans ... ok
[INFO] [stdout] test exclusive_or_holds_for_all_permutations_of_booleans ... ok
[INFO] [stdout] test double_negation_reduces_to_the_initial_type ... ok
[INFO] [stdout] test disjunction_holds_for_all_permutations_of_booleans ... ok
[INFO] [stdout] test bi_implication_holds_for_all_permutations_of_booleans ... ok
[INFO] [stdout] test negation_holds_for_all_permutations_of_booleans ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/equality_test.rs (/opt/rustwide/target/debug/deps/equality_test-b8d180e694d057a9)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test equality_holds_for_all_permutations_of_booleans ... ok
[INFO] [stderr]    Doc-tests rustollens
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[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" "320fbd31dd04947ec334c2b60871fb5d2d1a2ac8ea3b83912c77f54ca4b9f3d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "320fbd31dd04947ec334c2b60871fb5d2d1a2ac8ea3b83912c77f54ca4b9f3d1", kill_on_drop: false }`
[INFO] [stdout] 320fbd31dd04947ec334c2b60871fb5d2d1a2ac8ea3b83912c77f54ca4b9f3d1