[INFO] updating cached repository https://github.com/adelelopez/khovanov [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 8f0566d6007b183bd06e4a3176470d030c8983de [INFO] testing adelelopez/khovanov against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadelelopez%2Fkhovanov" "/workspace/builds/worker-3/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/adelelopez/khovanov on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/adelelopez/khovanov [INFO] finished tweaking git repo https://github.com/adelelopez/khovanov [INFO] tweaked toml for git repo https://github.com/adelelopez/khovanov written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/adelelopez/khovanov already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] error: the lock file /workspace/builds/worker-3/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=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" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] f6fd3a64549fb626c67457f1ebaa3bc5b7d5c28a76c876e9ce05983d7665590d [INFO] running `"docker" "start" "-a" "f6fd3a64549fb626c67457f1ebaa3bc5b7d5c28a76c876e9ce05983d7665590d"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling khovanov v0.1.5 (/opt/rustwide/workdir) [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/poly.rs:66:38 [INFO] [stderr] | [INFO] [stderr] 66 | (true, false) => try!(write!(f, "-")), [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/poly.rs:67:38 [INFO] [stderr] | [INFO] [stderr] 67 | (false, true) => try!(write!(f, " + ")), [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/poly.rs:68:39 [INFO] [stderr] | [INFO] [stderr] 68 | (false, false) => try!(write!(f, " - ")), [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/poly.rs:75:21 [INFO] [stderr] | [INFO] [stderr] 75 | try!(write!(f, "{}", (*coeff).abs())) [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/poly.rs:79:21 [INFO] [stderr] | [INFO] [stderr] 79 | try!(write!(f, "q")) [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/poly.rs:81:21 [INFO] [stderr] | [INFO] [stderr] 81 | try!(write!(f, "q^{}", exp)) [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/poly.rs:88:13 [INFO] [stderr] | [INFO] [stderr] 88 | try!(write!(f, "0")) [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.36s [INFO] running `"docker" "inspect" "f6fd3a64549fb626c67457f1ebaa3bc5b7d5c28a76c876e9ce05983d7665590d"` [INFO] running `"docker" "rm" "-f" "f6fd3a64549fb626c67457f1ebaa3bc5b7d5c28a76c876e9ce05983d7665590d"` [INFO] [stdout] f6fd3a64549fb626c67457f1ebaa3bc5b7d5c28a76c876e9ce05983d7665590d [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=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" "+beta-2020-06-03" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 1b50ccc7a2bbeff8a405a2e33b5a2cdda24ad2417a9f99b2d550c2fc1720a5c1 [INFO] running `"docker" "start" "-a" "1b50ccc7a2bbeff8a405a2e33b5a2cdda24ad2417a9f99b2d550c2fc1720a5c1"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling khovanov v0.1.5 (/opt/rustwide/workdir) [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/poly.rs:66:38 [INFO] [stderr] | [INFO] [stderr] 66 | (true, false) => try!(write!(f, "-")), [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/poly.rs:67:38 [INFO] [stderr] | [INFO] [stderr] 67 | (false, true) => try!(write!(f, " + ")), [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/poly.rs:68:39 [INFO] [stderr] | [INFO] [stderr] 68 | (false, false) => try!(write!(f, " - ")), [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/poly.rs:75:21 [INFO] [stderr] | [INFO] [stderr] 75 | try!(write!(f, "{}", (*coeff).abs())) [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/poly.rs:79:21 [INFO] [stderr] | [INFO] [stderr] 79 | try!(write!(f, "q")) [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/poly.rs:81:21 [INFO] [stderr] | [INFO] [stderr] 81 | try!(write!(f, "q^{}", exp)) [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/poly.rs:88:13 [INFO] [stderr] | [INFO] [stderr] 88 | try!(write!(f, "0")) [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.76s [INFO] running `"docker" "inspect" "1b50ccc7a2bbeff8a405a2e33b5a2cdda24ad2417a9f99b2d550c2fc1720a5c1"` [INFO] running `"docker" "rm" "-f" "1b50ccc7a2bbeff8a405a2e33b5a2cdda24ad2417a9f99b2d550c2fc1720a5c1"` [INFO] [stdout] 1b50ccc7a2bbeff8a405a2e33b5a2cdda24ad2417a9f99b2d550c2fc1720a5c1 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=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" "+beta-2020-06-03" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] ce41eb04fda556cadf4d4a783ee8a7655fa72ef1ea8cf786328262951ce2c7a7 [INFO] running `"docker" "start" "-a" "ce41eb04fda556cadf4d4a783ee8a7655fa72ef1ea8cf786328262951ce2c7a7"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/poly.rs:66:38 [INFO] [stderr] | [INFO] [stderr] 66 | (true, false) => try!(write!(f, "-")), [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/poly.rs:67:38 [INFO] [stderr] | [INFO] [stderr] 67 | (false, true) => try!(write!(f, " + ")), [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/poly.rs:68:39 [INFO] [stderr] | [INFO] [stderr] 68 | (false, false) => try!(write!(f, " - ")), [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/poly.rs:75:21 [INFO] [stderr] | [INFO] [stderr] 75 | try!(write!(f, "{}", (*coeff).abs())) [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/poly.rs:79:21 [INFO] [stderr] | [INFO] [stderr] 79 | try!(write!(f, "q")) [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/poly.rs:81:21 [INFO] [stderr] | [INFO] [stderr] 81 | try!(write!(f, "q^{}", exp)) [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead [INFO] [stderr] --> src/poly.rs:88:13 [INFO] [stderr] | [INFO] [stderr] 88 | try!(write!(f, "0")) [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/khovanov-3604034302c632c5 [INFO] [stdout] [INFO] [stdout] running 14 tests [INFO] [stdout] test tests::equality_over_degree_shifts ... ok [INFO] [stdout] test tests::mult_by_zero ... ok [INFO] [stdout] test tests::poly_plus_zero ... ok [INFO] [stdout] test tests::addition_subtraction ... ok [INFO] [stdout] test tests::mult_by_one ... ok [INFO] [stdout] test tests::double_negative ... ok [INFO] [stdout] test tests::subtract_from_self ... ok [INFO] [stdout] test tests::multiplication ... ok [INFO] [stdout] test tests::additive_inverse ... ok [INFO] [stdout] test tests::test_cobordism ... ok [INFO] [stdout] test tests::test_pow ... ok [INFO] [stdout] test tests::subtract_zero ... ok [INFO] [stdout] test tests::test_shift ... ok [INFO] [stdout] test tests::twice_poly ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "ce41eb04fda556cadf4d4a783ee8a7655fa72ef1ea8cf786328262951ce2c7a7"` [INFO] running `"docker" "rm" "-f" "ce41eb04fda556cadf4d4a783ee8a7655fa72ef1ea8cf786328262951ce2c7a7"` [INFO] [stdout] ce41eb04fda556cadf4d4a783ee8a7655fa72ef1ea8cf786328262951ce2c7a7