[INFO] cloning repository https://github.com/mhuesch/poly-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mhuesch/poly-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmhuesch%2Fpoly-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmhuesch%2Fpoly-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ec4c707e9f02be0b967964b7d9615a81744c299f
[INFO] testing mhuesch/poly-rs against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmhuesch%2Fpoly-rs" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mhuesch/poly-rs on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mhuesch/poly-rs
[INFO] finished tweaking git repo https://github.com/mhuesch/poly-rs
[INFO] tweaked toml for git repo https://github.com/mhuesch/poly-rs written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/mhuesch/poly-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", 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] d32118452958e1eba4042f7ff4be751059d30e3bfd4a067eabbd5d4e0ba955ae
[INFO] running `Command { std: "docker" "start" "-a" "d32118452958e1eba4042f7ff4be751059d30e3bfd4a067eabbd5d4e0ba955ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d32118452958e1eba4042f7ff4be751059d30e3bfd4a067eabbd5d4e0ba955ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d32118452958e1eba4042f7ff4be751059d30e3bfd4a067eabbd5d4e0ba955ae", kill_on_drop: false }`
[INFO] [stdout] d32118452958e1eba4042f7ff4be751059d30e3bfd4a067eabbd5d4e0ba955ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3088c9a48e229979a896a2ec7fc971ee45b940346c6be1bb1846d0c12c9cf23d
[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" "3088c9a48e229979a896a2ec7fc971ee45b940346c6be1bb1846d0c12c9cf23d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling pin-project-lite v0.1.10
[INFO] [stderr]    Compiling typed-arena v2.0.1
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling pretty v0.10.0
[INFO] [stderr]    Compiling combine v4.3.2
[INFO] [stderr]    Compiling dirs-sys-next v0.1.1
[INFO] [stderr]    Compiling dirs-next v1.0.2
[INFO] [stderr]    Compiling rustyline v6.3.0
[INFO] [stderr]    Compiling poly v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.82s
[INFO] running `Command { std: "docker" "inspect" "3088c9a48e229979a896a2ec7fc971ee45b940346c6be1bb1846d0c12c9cf23d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3088c9a48e229979a896a2ec7fc971ee45b940346c6be1bb1846d0c12c9cf23d", kill_on_drop: false }`
[INFO] [stdout] 3088c9a48e229979a896a2ec7fc971ee45b940346c6be1bb1846d0c12c9cf23d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2501085b3ea2f2a549785457b4b329fd6ca5dfa1eb98a4bee774b4450c06bea
[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" "f2501085b3ea2f2a549785457b4b329fd6ca5dfa1eb98a4bee774b4450c06bea", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling regex-syntax v0.6.20
[INFO] [stderr]    Compiling syn v1.0.44
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling aho-corasick v0.7.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling regex v1.4.1
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling quickcheck_macros v0.9.1
[INFO] [stderr]    Compiling poly v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 48.17s
[INFO] running `Command { std: "docker" "inspect" "f2501085b3ea2f2a549785457b4b329fd6ca5dfa1eb98a4bee774b4450c06bea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2501085b3ea2f2a549785457b4b329fd6ca5dfa1eb98a4bee774b4450c06bea", kill_on_drop: false }`
[INFO] [stdout] f2501085b3ea2f2a549785457b4b329fd6ca5dfa1eb98a4bee774b4450c06bea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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] c5b1ef225c4ebfdea397733403e7e178b8bd9aaed2f36a083d3e329a5b7a8d51
[INFO] running `Command { std: "docker" "start" "-a" "c5b1ef225c4ebfdea397733403e7e178b8bd9aaed2f36a083d3e329a5b7a8d51", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/poly-e34e0407f48058d6)
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test test::parse_pretty::parse_unit::ex2 ... ok
[INFO] [stdout] test test::parse_pretty::parse_unit::ex3 ... ok
[INFO] [stdout] test test::parse_pretty::parse_unit::ex4 ... ok
[INFO] [stdout] test test::parse_pretty::parse_unit::ex5 ... ok
[INFO] [stdout] test test::parse_pretty::parse_unit::ex6 ... ok
[INFO] [stdout] test test::parse_pretty::parse_unit::ex0 ... ok
[INFO] [stdout] test test::parse_pretty::parse_unit::ex_lit_1 ... ok
[INFO] [stdout] test test::parse_pretty::parse_unit::ex_qc_discovered_3 ... ok
[INFO] [stdout] test test::parse_pretty::parse_unit::ex_qc_discovered_2 ... ok
[INFO] [stdout] test test::parse_pretty::parse_unit::ex_prim_6 ... ok
[INFO] [stdout] test test::parse_pretty::parse_unit::ex_prim_2 ... ok
[INFO] [stdout] test test::parse_pretty::parse_unit::ex_qc_discovered_1 ... ok
[INFO] [stdout] test test::parse_pretty::parse_unit::ex_huh ... ok
[INFO] [stdout] test test::parse_pretty::parse_unit::ex_prim_3 ... ok
[INFO] [stdout] test test::parse_pretty::parse_unit::ex_prim_4 ... ok
[INFO] [stdout] test test::parse_pretty::parse_unit::ex_prim_5 ... ok
[INFO] [stdout] test test::parse_pretty::parse_unit::ex_lit_2 ... ok
[INFO] [stdout] test test::parse_pretty::parse_unit::ex_qc_discovered_5 ... ok
[INFO] [stdout] test test::syntax::syntax_test::primop_arity_eql ... ok
[INFO] [stdout] test test::parse_pretty::parse_unit::ex_qc_discovered_4 ... ok
[INFO] [stdout] test test::parse_pretty::parse_unit::ex1 ... ok
[INFO] [stdout] test test::parse_pretty::parse_unit::ex_prim_1 ... ok
[INFO] [stdout] test test::parse_pretty::parse_unit::ex_lit_3 ... ok
[INFO] [stdout] test test::parse_pretty::parse_unit::ex_qc_discovered_0 ... ok
[INFO] [stdout] test test::parse_pretty::roundtrip::parse_pretty_roundtrip ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.24s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/poly-7b909b3ed951cb71)
[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] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/polyi-080df750073687c0)
[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] [stderr]    Doc-tests poly
[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" "c5b1ef225c4ebfdea397733403e7e178b8bd9aaed2f36a083d3e329a5b7a8d51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5b1ef225c4ebfdea397733403e7e178b8bd9aaed2f36a083d3e329a5b7a8d51", kill_on_drop: false }`
[INFO] [stdout] c5b1ef225c4ebfdea397733403e7e178b8bd9aaed2f36a083d3e329a5b7a8d51