[INFO] fetching crate lep 0.5.0...
[INFO] testing lep-0.5.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate lep 0.5.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate lep 0.5.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate lep 0.5.0
[INFO] tweaked toml for crates.io crate lep 0.5.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lep 0.5.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate lep 0.5.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7725c9da964edd227278f551a78888da5793cfb748b73d8281c7603d0d8059e3
[INFO] running `Command { std: "docker" "start" "-a" "7725c9da964edd227278f551a78888da5793cfb748b73d8281c7603d0d8059e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7725c9da964edd227278f551a78888da5793cfb748b73d8281c7603d0d8059e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7725c9da964edd227278f551a78888da5793cfb748b73d8281c7603d0d8059e3", kill_on_drop: false }`
[INFO] [stdout] 7725c9da964edd227278f551a78888da5793cfb748b73d8281c7603d0d8059e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 657086f00ca9ca2412ee2bef168db7b9a49d23491adccbec06bb6512f7973b9f
[INFO] running `Command { std: "docker" "start" "-a" "657086f00ca9ca2412ee2bef168db7b9a49d23491adccbec06bb6512f7973b9f", kill_on_drop: false }`
[INFO] [stderr]    Compiling lep v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "657086f00ca9ca2412ee2bef168db7b9a49d23491adccbec06bb6512f7973b9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "657086f00ca9ca2412ee2bef168db7b9a49d23491adccbec06bb6512f7973b9f", kill_on_drop: false }`
[INFO] [stdout] 657086f00ca9ca2412ee2bef168db7b9a49d23491adccbec06bb6512f7973b9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5505062764cfd588518196cba5eec5428c640953f9b66b97b1740b3459f756e6
[INFO] running `Command { std: "docker" "start" "-a" "5505062764cfd588518196cba5eec5428c640953f9b66b97b1740b3459f756e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling utf8parse v0.1.1
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling rustyline v6.0.0
[INFO] [stderr]    Compiling lep v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 8.23s
[INFO] running `Command { std: "docker" "inspect" "5505062764cfd588518196cba5eec5428c640953f9b66b97b1740b3459f756e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5505062764cfd588518196cba5eec5428c640953f9b66b97b1740b3459f756e6", kill_on_drop: false }`
[INFO] [stdout] 5505062764cfd588518196cba5eec5428c640953f9b66b97b1740b3459f756e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] be2572977cbd49a3e5a03cdf5ca34a3af0891bd526607482c1785be7aa598fbf
[INFO] running `Command { std: "docker" "start" "-a" "be2572977cbd49a3e5a03cdf5ca34a3af0891bd526607482c1785be7aa598fbf", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lep-8ba8f9f78169cc29)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test builtin::tests::test_drop ... ok
[INFO] [stdout] test builtin::tests::test_evaluators ... ok
[INFO] [stdout] test eval::tests::test_eval_list ... ok
[INFO] [stdout] test builtin::tests::test_take ... ok
[INFO] [stdout] test eval::tests::test_state ... ok
[INFO] [stdout] test parse::tests::test_parse_string ... ok
[INFO] [stdout] test parse::tests::test_parse_stmt ... ok
[INFO] [stdout] test parse::tests::test_parse_atom ... ok
[INFO] [stdout] test display::tests::test_list ... ok
[INFO] [stdout] test builtin::tests::test_list ... ok
[INFO] [stdout] test eval::tests::test_eval_stmt ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lep
[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" "be2572977cbd49a3e5a03cdf5ca34a3af0891bd526607482c1785be7aa598fbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be2572977cbd49a3e5a03cdf5ca34a3af0891bd526607482c1785be7aa598fbf", kill_on_drop: false }`
[INFO] [stdout] be2572977cbd49a3e5a03cdf5ca34a3af0891bd526607482c1785be7aa598fbf