[INFO] fetching crate fractran 0.1.0...
[INFO] testing fractran-0.1.0 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate fractran 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate fractran 0.1.0 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fractran 0.1.0
[INFO] finished tweaking crates.io crate fractran 0.1.0
[INFO] tweaked toml for crates.io crate fractran 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 80f360b8198a6c6733bb8147eb9065abf4a81eeca84fb32abb1a54516bf7c74b
[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" "80f360b8198a6c6733bb8147eb9065abf4a81eeca84fb32abb1a54516bf7c74b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80f360b8198a6c6733bb8147eb9065abf4a81eeca84fb32abb1a54516bf7c74b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80f360b8198a6c6733bb8147eb9065abf4a81eeca84fb32abb1a54516bf7c74b", kill_on_drop: false }`
[INFO] [stdout] 80f360b8198a6c6733bb8147eb9065abf4a81eeca84fb32abb1a54516bf7c74b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--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] d2a996885412ad9c54a17adba68eac3bbdb9a9796df793c31317924771e84f81
[INFO] running `Command { std: "docker" "start" "-a" "d2a996885412ad9c54a17adba68eac3bbdb9a9796df793c31317924771e84f81", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling fractran v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.65s
[INFO] running `Command { std: "docker" "inspect" "d2a996885412ad9c54a17adba68eac3bbdb9a9796df793c31317924771e84f81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2a996885412ad9c54a17adba68eac3bbdb9a9796df793c31317924771e84f81", kill_on_drop: false }`
[INFO] [stdout] d2a996885412ad9c54a17adba68eac3bbdb9a9796df793c31317924771e84f81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e8becaaec39ebd170dd681044448e330793bb48f3225f437ff65a72d7b6eec5
[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" "2e8becaaec39ebd170dd681044448e330793bb48f3225f437ff65a72d7b6eec5", kill_on_drop: false }`
[INFO] [stderr]    Compiling fractran v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.93s
[INFO] running `Command { std: "docker" "inspect" "2e8becaaec39ebd170dd681044448e330793bb48f3225f437ff65a72d7b6eec5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e8becaaec39ebd170dd681044448e330793bb48f3225f437ff65a72d7b6eec5", kill_on_drop: false }`
[INFO] [stdout] 2e8becaaec39ebd170dd681044448e330793bb48f3225f437ff65a72d7b6eec5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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] a8e61a1a540547aef906a7dc5ea758cfeb9af398b288fd3ec3ac51f77785f9e5
[INFO] running `Command { std: "docker" "start" "-a" "a8e61a1a540547aef906a7dc5ea758cfeb9af398b288fd3ec3ac51f77785f9e5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fractran-62c1b1bb1123c175)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test program::tests::test_basic_program ... ok
[INFO] [stdout] test math::tests::first_n_primes_above_6 ... ok
[INFO] [stdout] test primebasis::tests::test_basis_nums ... ok
[INFO] [stdout] test primebasis::tests::test_mul ... ok
[INFO] [stdout] test math::tests::first_n_primes_below_6 ... ok
[INFO] [stdout] test frac::tests::test_exec ... ok
[INFO] [stdout] test program::tests::test_multiply ... ok
[INFO] [stdout] test primebasis::tests::test_divides ... ok
[INFO] [stdout] test primebasis::tests::test_into_u64 ... ok
[INFO] [stdout] test primebasis::tests::test_tryfrom_u64 ... ok
[INFO] [stdout] test program::tests::test_readme_primes ... ok
[INFO] [stdout] test program::tests::test_readme_primes_2e ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.67s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fractran
[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] running `Command { std: "docker" "inspect" "a8e61a1a540547aef906a7dc5ea758cfeb9af398b288fd3ec3ac51f77785f9e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8e61a1a540547aef906a7dc5ea758cfeb9af398b288fd3ec3ac51f77785f9e5", kill_on_drop: false }`
[INFO] [stdout] a8e61a1a540547aef906a7dc5ea758cfeb9af398b288fd3ec3ac51f77785f9e5