[INFO] fetching crate dredd-rs 0.2.1...
[INFO] testing dredd-rs-0.2.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate dredd-rs 0.2.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate dredd-rs 0.2.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate dredd-rs 0.2.1
[INFO] tweaked toml for crates.io crate dredd-rs 0.2.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate dredd-rs 0.2.1 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate dredd-rs 0.2.1 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 739e794a6afa09c2cac873483f1d7d2c139a81cfdb6a9c4e566fc5a78228e5bf
[INFO] running `Command { std: "docker" "start" "-a" "739e794a6afa09c2cac873483f1d7d2c139a81cfdb6a9c4e566fc5a78228e5bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "739e794a6afa09c2cac873483f1d7d2c139a81cfdb6a9c4e566fc5a78228e5bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "739e794a6afa09c2cac873483f1d7d2c139a81cfdb6a9c4e566fc5a78228e5bf", kill_on_drop: false }`
[INFO] [stdout] 739e794a6afa09c2cac873483f1d7d2c139a81cfdb6a9c4e566fc5a78228e5bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c1964e709cc8a0b98ecfaab0547ddbee1b052cc87b2da030aa848cc5846499d
[INFO] running `Command { std: "docker" "start" "-a" "5c1964e709cc8a0b98ecfaab0547ddbee1b052cc87b2da030aa848cc5846499d", kill_on_drop: false }`
[INFO] [stderr]    Compiling dredd-rs v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "5c1964e709cc8a0b98ecfaab0547ddbee1b052cc87b2da030aa848cc5846499d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c1964e709cc8a0b98ecfaab0547ddbee1b052cc87b2da030aa848cc5846499d", kill_on_drop: false }`
[INFO] [stdout] 5c1964e709cc8a0b98ecfaab0547ddbee1b052cc87b2da030aa848cc5846499d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ba641f74e486e35a7dd43e2332af35be7058d9e8df090045bfc00a15903e0de
[INFO] running `Command { std: "docker" "start" "-a" "6ba641f74e486e35a7dd43e2332af35be7058d9e8df090045bfc00a15903e0de", kill_on_drop: false }`
[INFO] [stderr]    Compiling dredd-rs v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "6ba641f74e486e35a7dd43e2332af35be7058d9e8df090045bfc00a15903e0de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ba641f74e486e35a7dd43e2332af35be7058d9e8df090045bfc00a15903e0de", kill_on_drop: false }`
[INFO] [stdout] 6ba641f74e486e35a7dd43e2332af35be7058d9e8df090045bfc00a15903e0de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 381ea10e7348d426f7cb87a254ecb1c67aa378b7a5d8a7a5a384f0a9838a9bfe
[INFO] running `Command { std: "docker" "start" "-a" "381ea10e7348d426f7cb87a254ecb1c67aa378b7a5d8a7a5a384f0a9838a9bfe", 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/dredd_rs-de6df7eb8b205abf)
[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/best_first_rule_test.rs (/opt/rustwide/target/debug/deps/best_first_rule_test-d77148bf696d8b34)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::test_best_first_no_matching_children ... ok
[INFO] [stdout] test tests::test_best_first_rule_basic_execution ... ok
[INFO] [stdout] test tests::test_best_first_rule_evaluation_false ... ok
[INFO] [stdout] test tests::test_best_first_rule_multiple_children ... ok
[INFO] [stdout] test tests::test_best_first_rule_lifecycle ... ok
[INFO] [stdout] test tests::test_best_first_rule_with_children ... ok
[INFO] [stderr]      Running tests/chain_rule_test.rs (/opt/rustwide/target/debug/deps/chain_rule_test-6a1b014c33b850d5)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::test_chain_rule_basic_execution ... ok
[INFO] [stdout] test tests::test_chain_rule_only_one_child ... ok
[INFO] [stdout] test tests::test_chain_rule_evaluation_false ... ok
[INFO] [stdout] test tests::test_chain_rule_lifecycle ... ok
[INFO] [stdout] test tests::test_chain_rule_with_child ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dredd_rs
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/rule/best_first_rule.rs - rule::best_first_rule::BestFirstRule (line 8) ... ok
[INFO] [stdout] test src/rule.rs - rule::RuleContext (line 130) ... ok
[INFO] [stdout] test src/rule/chain_rule.rs - rule::chain_rule::ChainRule (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.39s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "381ea10e7348d426f7cb87a254ecb1c67aa378b7a5d8a7a5a384f0a9838a9bfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "381ea10e7348d426f7cb87a254ecb1c67aa378b7a5d8a7a5a384f0a9838a9bfe", kill_on_drop: false }`
[INFO] [stdout] 381ea10e7348d426f7cb87a254ecb1c67aa378b7a5d8a7a5a384f0a9838a9bfe