[INFO] crate contracts 0.4.0 is already in cache
[INFO] testing contracts-0.4.0 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate contracts 0.4.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate contracts 0.4.0 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate contracts 0.4.0
[INFO] finished tweaking crates.io crate contracts 0.4.0
[INFO] tweaked toml for crates.io crate contracts 0.4.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate contracts 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5c28936baf4ceb38ea2a7be74f3b03517acf8ff76a22be52ed9985c3d431c497
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5c28936baf4ceb38ea2a7be74f3b03517acf8ff76a22be52ed9985c3d431c497", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c28936baf4ceb38ea2a7be74f3b03517acf8ff76a22be52ed9985c3d431c497", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c28936baf4ceb38ea2a7be74f3b03517acf8ff76a22be52ed9985c3d431c497", kill_on_drop: false }`
[INFO] [stdout] 5c28936baf4ceb38ea2a7be74f3b03517acf8ff76a22be52ed9985c3d431c497
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 379768ca9e73adf3cee772d7ea5659d28875750dbe1151d5bb86efdb83b19566
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "379768ca9e73adf3cee772d7ea5659d28875750dbe1151d5bb86efdb83b19566", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]    Compiling contracts v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.88s
[INFO] running `Command { std: "docker" "inspect" "379768ca9e73adf3cee772d7ea5659d28875750dbe1151d5bb86efdb83b19566", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "379768ca9e73adf3cee772d7ea5659d28875750dbe1151d5bb86efdb83b19566", kill_on_drop: false }`
[INFO] [stdout] 379768ca9e73adf3cee772d7ea5659d28875750dbe1151d5bb86efdb83b19566
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 441d1a36f46f21c6ade7ff493cd37843d5c34738ed50a5f6ba3354b49ad30c45
[INFO] running `Command { std: "docker" "start" "-a" "441d1a36f46f21c6ade7ff493cd37843d5c34738ed50a5f6ba3354b49ad30c45", kill_on_drop: false }`
[INFO] [stderr]    Compiling contracts v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.95s
[INFO] running `Command { std: "docker" "inspect" "441d1a36f46f21c6ade7ff493cd37843d5c34738ed50a5f6ba3354b49ad30c45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "441d1a36f46f21c6ade7ff493cd37843d5c34738ed50a5f6ba3354b49ad30c45", kill_on_drop: false }`
[INFO] [stdout] 441d1a36f46f21c6ade7ff493cd37843d5c34738ed50a5f6ba3354b49ad30c45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dae9c7d9ca01614a6d64d0ae9ee1aee27561b0642fedb14ee654b17b44d1a59d
[INFO] running `Command { std: "docker" "start" "-a" "dae9c7d9ca01614a6d64d0ae9ee1aee27561b0642fedb14ee654b17b44d1a59d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/contracts-e1071427b876ff64
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/functions-afac43f4ddb453c7
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_invariant ... ok
[INFO] [stdout] test test_sort ... ok
[INFO] [stdout] test test_a_thing ... ok
[INFO] [stdout] test test_early_return ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/implication-f7d8cb692225e856
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_nested_implication ... ok
[INFO] [stdout] test test_ret_implication ... ok
[INFO] [stdout] test test_ret_implication_old ... ok
[INFO] [stdout] test test_pre_implication ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/methods-295564fed86798f4
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test methods ... ok
[INFO] [stdout] test impl_invariant ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/old-a28287984aab858c
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_old_simple ... ok
[INFO] [stdout] test test_old_nested ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ranged_int-f8566f367f4ac7d0
[INFO] [stdout] test test_violation ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test ranged_int_add_reassign ... ok
[INFO] [stdout] test ranged_int_add ... ok
[INFO] [stdout] test construction_overflow ... ok
[INFO] [stdout] test construction_underflow ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/traits-0c025b4b47c803fb
[INFO] [stdout] test ranged_overflow ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test adder_example ... ok
[INFO] [stdout] test interpolate_example ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests contracts
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/lib.rs - post (line 218) ... ok
[INFO] [stdout] test src/lib.rs - invariant (line 273) ... ok
[INFO] [stdout] test src/lib.rs - (line 32) ... ok
[INFO] [stdout] test src/lib.rs - invariant (line 284) ... ok
[INFO] [stdout] test src/lib.rs - pre (line 170) ... ok
[INFO] [stdout] test src/lib.rs - (line 22) ... ok
[INFO] [stdout] test src/lib.rs - (line 102) ... ok
[INFO] [stdout] test src/lib.rs - (line 116) ... ok
[INFO] [stdout] test src/lib.rs - post (line 226) ... ok
[INFO] [stdout] test src/lib.rs - contract_trait (line 351) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dae9c7d9ca01614a6d64d0ae9ee1aee27561b0642fedb14ee654b17b44d1a59d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dae9c7d9ca01614a6d64d0ae9ee1aee27561b0642fedb14ee654b17b44d1a59d", kill_on_drop: false }`
[INFO] [stdout] dae9c7d9ca01614a6d64d0ae9ee1aee27561b0642fedb14ee654b17b44d1a59d