[INFO] fetching crate contracts 0.6.3...
[INFO] testing contracts-0.6.3 against 1.60.0 for beta-1.61-1
[INFO] extracting crate contracts 0.6.3 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate contracts 0.6.3 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate contracts 0.6.3
[INFO] finished tweaking crates.io crate contracts 0.6.3
[INFO] tweaked toml for crates.io crate contracts 0.6.3 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate contracts 0.6.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1d6b29c1a8d36e0dae7e120f2fecfdbdb1b7c832b1ff1be8f31aad2456e21ae6
[INFO] running `Command { std: "docker" "start" "-a" "1d6b29c1a8d36e0dae7e120f2fecfdbdb1b7c832b1ff1be8f31aad2456e21ae6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d6b29c1a8d36e0dae7e120f2fecfdbdb1b7c832b1ff1be8f31aad2456e21ae6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d6b29c1a8d36e0dae7e120f2fecfdbdb1b7c832b1ff1be8f31aad2456e21ae6", kill_on_drop: false }`
[INFO] [stdout] 1d6b29c1a8d36e0dae7e120f2fecfdbdb1b7c832b1ff1be8f31aad2456e21ae6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91cf2180cf2ed51e37944ded98f8118df3e0734a38ce24a83cf1ab9cc94097c7
[INFO] running `Command { std: "docker" "start" "-a" "91cf2180cf2ed51e37944ded98f8118df3e0734a38ce24a83cf1ab9cc94097c7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling contracts v0.6.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.05s
[INFO] running `Command { std: "docker" "inspect" "91cf2180cf2ed51e37944ded98f8118df3e0734a38ce24a83cf1ab9cc94097c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91cf2180cf2ed51e37944ded98f8118df3e0734a38ce24a83cf1ab9cc94097c7", kill_on_drop: false }`
[INFO] [stdout] 91cf2180cf2ed51e37944ded98f8118df3e0734a38ce24a83cf1ab9cc94097c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e02f21201b102bef23fbe5df62d1a224bc468f361760526769c79de5177ffaf
[INFO] running `Command { std: "docker" "start" "-a" "1e02f21201b102bef23fbe5df62d1a224bc468f361760526769c79de5177ffaf", kill_on_drop: false }`
[INFO] [stderr]    Compiling contracts v0.6.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.55s
[INFO] running `Command { std: "docker" "inspect" "1e02f21201b102bef23fbe5df62d1a224bc468f361760526769c79de5177ffaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e02f21201b102bef23fbe5df62d1a224bc468f361760526769c79de5177ffaf", kill_on_drop: false }`
[INFO] [stdout] 1e02f21201b102bef23fbe5df62d1a224bc468f361760526769c79de5177ffaf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6c4baec2514df789a59a27608c4e534dd5a701c36add7b5cf98f4a56e829438d
[INFO] running `Command { std: "docker" "start" "-a" "6c4baec2514df789a59a27608c4e534dd5a701c36add7b5cf98f4a56e829438d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/contracts-156500fc6785e437)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test implementation::traits::tests::attributes_stay_on_trait_impl ... ok
[INFO] [stdout] test implementation::traits::tests::attributes_stay_on_trait_def ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/functions.rs (/opt/rustwide/target/debug/deps/functions-2936c5246ff35ef2)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test test_a_thing ... ok
[INFO] [stdout] test test_braced_condition_expression_clippy ... ok
[INFO] [stdout] test test_impl_trait_arg ... ok
[INFO] [stdout] test test_invariant ... ok
[INFO] [stdout] test test_mut_ref_and_lifetimes ... ok
[INFO] [stdout] test test_sort ... ok
[INFO] [stdout] test test_pattern_match ... ok
[INFO] [stdout] test test_impl_trait_return ... ok
[INFO] [stdout] test test_unbound_parameters_clippy ... ok
[INFO] [stdout] test test_early_return - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/implication.rs (/opt/rustwide/target/debug/deps/implication-ed8eab46795f1042)
[INFO] [stdout] 
[INFO] [stdout] running 5 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_requires_implication ... ok
[INFO] [stdout] test test_failing_implication - should panic ... ok
[INFO] [stderr]      Running tests/methods.rs (/opt/rustwide/target/debug/deps/methods-fa0c4db4ab8aeaf5)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test impl_invariant ... ok
[INFO] [stdout] test test_self_macro_hygiene ... ok
[INFO] [stdout] test methods ... 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/old.rs (/opt/rustwide/target/debug/deps/old-32c9c98ef081d294)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_old_nested ... ok
[INFO] [stdout] test test_old_simple ... ok
[INFO] [stdout] test test_violation - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/ranged_int.rs (/opt/rustwide/target/debug/deps/ranged_int-b768c3a64dbda075)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test ranged_int_add ... ok
[INFO] [stdout] test ranged_int_add_reassign ... ok
[INFO] [stdout] test construction_overflow - should panic ... ok
[INFO] [stdout] test construction_underflow - should panic ... ok
[INFO] [stdout] test ranged_overflow - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/traits.rs (/opt/rustwide/target/debug/deps/traits-51adf696685f7d97)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests contracts
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/lib.rs - (line 22) ... ok
[INFO] [stdout] test src/lib.rs - (line 116) ... ok
[INFO] [stdout] test src/lib.rs - (line 151) ... ok
[INFO] [stdout] test src/lib.rs - ensures (line 238) ... ok
[INFO] [stdout] test src/lib.rs - (line 102) ... ok
[INFO] [stdout] test src/lib.rs - ensures (line 246) ... ok
[INFO] [stdout] test src/lib.rs - invariant (line 304) ... ok
[INFO] [stdout] test src/lib.rs - requires (line 190) ... ok
[INFO] [stdout] test src/lib.rs - invariant (line 293) ... ok
[INFO] [stdout] test src/lib.rs - contract_trait (line 371) ... ok
[INFO] [stdout] test src/lib.rs - (line 32) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.51s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6c4baec2514df789a59a27608c4e534dd5a701c36add7b5cf98f4a56e829438d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c4baec2514df789a59a27608c4e534dd5a701c36add7b5cf98f4a56e829438d", kill_on_drop: false }`
[INFO] [stdout] 6c4baec2514df789a59a27608c4e534dd5a701c36add7b5cf98f4a56e829438d