[INFO] crate contracts 0.3.0 is already in cache
[INFO] testing contracts-0.3.0 against 1.38.0 for beta-1.39-1
[INFO] extracting crate contracts 0.3.0 into work/builds/worker-2/source
[INFO] validating manifest of crates.io crate contracts 0.3.0 on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate contracts 0.3.0
[INFO] finished tweaking crates.io crate contracts 0.3.0
[INFO] tweaked toml for crates.io crate contracts 0.3.0 written to work/builds/worker-2/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] a20c7dbbf84ad1b92d8ab16ce60a87cd0632e634024eadebd6d32519fdcde381
[INFO] running `"docker" "start" "-a" "a20c7dbbf84ad1b92d8ab16ce60a87cd0632e634024eadebd6d32519fdcde381"`
[INFO] [stderr]    Compiling contracts v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.00s
[INFO] running `"docker" "inspect" "a20c7dbbf84ad1b92d8ab16ce60a87cd0632e634024eadebd6d32519fdcde381"`
[INFO] running `"docker" "rm" "-f" "a20c7dbbf84ad1b92d8ab16ce60a87cd0632e634024eadebd6d32519fdcde381"`
[INFO] [stdout] a20c7dbbf84ad1b92d8ab16ce60a87cd0632e634024eadebd6d32519fdcde381
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 2b033edb13acaaaa97434f2fcd6f2348b877061a6fad781a907dfc28196c9c71
[INFO] running `"docker" "start" "-a" "2b033edb13acaaaa97434f2fcd6f2348b877061a6fad781a907dfc28196c9c71"`
[INFO] [stderr]    Compiling quickcheck_macros v0.8.0
[INFO] [stderr]    Compiling contracts v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.22s
[INFO] running `"docker" "inspect" "2b033edb13acaaaa97434f2fcd6f2348b877061a6fad781a907dfc28196c9c71"`
[INFO] running `"docker" "rm" "-f" "2b033edb13acaaaa97434f2fcd6f2348b877061a6fad781a907dfc28196c9c71"`
[INFO] [stdout] 2b033edb13acaaaa97434f2fcd6f2348b877061a6fad781a907dfc28196c9c71
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] eb0af76596139db9f4fbda65e5c1398f9d8cac4630822e85b200c7350ec2d4e0
[INFO] running `"docker" "start" "-a" "eb0af76596139db9f4fbda65e5c1398f9d8cac4630822e85b200c7350ec2d4e0"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/contracts-e1129cfb07d9bcfb
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/functions-96570c1e0b069c7c
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_a_thing ... ok
[INFO] [stdout] test test_invariant ... ok
[INFO] [stdout] test test_sort ... 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/methods-a2bed500d287a223
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test impl_invariant ... ok
[INFO] [stdout] test methods ... 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-2e1051c8cc40492e
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_old_simple ... ok
[INFO] [stdout] test test_old_nested ... ok
[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] [stderr]      Running /opt/rustwide/target/debug/deps/ranged_int-166ca12f4c5d4071
[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_underflow ... ok
[INFO] [stdout] test construction_overflow ... ok
[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] [stderr]      Running /opt/rustwide/target/debug/deps/traits-c98f222a8e269a78
[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 7 tests
[INFO] [stdout] test src/lib.rs - invariant (line 156) ... ok
[INFO] [stdout] test src/lib.rs -  (line 22) ... ok
[INFO] [stdout] test src/lib.rs - contract_trait (line 216) ... ok
[INFO] [stdout] test src/lib.rs - pre (line 57) ... ok
[INFO] [stdout] test src/lib.rs - post (line 106) ... ok
[INFO] [stdout] test src/lib.rs - invariant (line 145) ... ok
[INFO] [stdout] test src/lib.rs - post (line 98) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "eb0af76596139db9f4fbda65e5c1398f9d8cac4630822e85b200c7350ec2d4e0"`
[INFO] running `"docker" "rm" "-f" "eb0af76596139db9f4fbda65e5c1398f9d8cac4630822e85b200c7350ec2d4e0"`
[INFO] [stdout] eb0af76596139db9f4fbda65e5c1398f9d8cac4630822e85b200c7350ec2d4e0