[INFO] updating cached repository https://github.com/aweinstock314/system-f-interpreter
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d95223e039d7e69f49a507a22e9b7e3a5de25773
[INFO] testing aweinstock314/system-f-interpreter against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faweinstock314%2Fsystem-f-interpreter" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aweinstock314/system-f-interpreter on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aweinstock314/system-f-interpreter
[INFO] finished tweaking git repo https://github.com/aweinstock314/system-f-interpreter
[INFO] tweaked toml for git repo https://github.com/aweinstock314/system-f-interpreter written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/aweinstock314/system-f-interpreter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 225e88acc2a4b50e904e699e50ea3fd86f2220ed1ea78688c5edd0e4c9ce898e
[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" "225e88acc2a4b50e904e699e50ea3fd86f2220ed1ea78688c5edd0e4c9ce898e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "225e88acc2a4b50e904e699e50ea3fd86f2220ed1ea78688c5edd0e4c9ce898e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "225e88acc2a4b50e904e699e50ea3fd86f2220ed1ea78688c5edd0e4c9ce898e", kill_on_drop: false }`
[INFO] [stdout] 225e88acc2a4b50e904e699e50ea3fd86f2220ed1ea78688c5edd0e4c9ce898e
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b53d0e31883d2a6bfb4189c11b6905718e5acc5315a4bb79c7b844ce36e8171
[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" "7b53d0e31883d2a6bfb4189c11b6905718e5acc5315a4bb79c7b844ce36e8171", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling static_assertions v0.3.4
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling nom v5.0.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling stackvector v1.0.6
[INFO] [stderr]    Compiling lexical-core v0.4.3
[INFO] [stderr]    Compiling system-f v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `parenthesized`
[INFO] [stdout]  --> src/parser.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn parenthesized<X, F: Fn(&[u8]) -> IResult<&[u8], X>>(f: F, input: &[u8]) -> IResult<&[u8], X> { delimited(tag(b"("), f, tag(b")"))(inpu...
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `end_in_null`
[INFO] [stdout]   --> src/parser.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn end_in_null<X, F: Fn(&[u8]) -> IResult<&[u8], X>>(f: F, input: &[u8]) -> IResult<&[u8], X> { map(tuple((f, tag(b"\0"))), |x| x.0)(inpu...
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.03s
[INFO] running `Command { std: "docker" "inspect" "7b53d0e31883d2a6bfb4189c11b6905718e5acc5315a4bb79c7b844ce36e8171", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b53d0e31883d2a6bfb4189c11b6905718e5acc5315a4bb79c7b844ce36e8171", kill_on_drop: false }`
[INFO] [stdout] 7b53d0e31883d2a6bfb4189c11b6905718e5acc5315a4bb79c7b844ce36e8171
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f998cfdc23271feda12ad573adf4f6a018a0aeeac0699cf6f63adcb0d72f81f
[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" "3f998cfdc23271feda12ad573adf4f6a018a0aeeac0699cf6f63adcb0d72f81f", kill_on_drop: false }`
[INFO] [stderr]    Compiling system-f v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `parenthesized`
[INFO] [stdout]  --> src/parser.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn parenthesized<X, F: Fn(&[u8]) -> IResult<&[u8], X>>(f: F, input: &[u8]) -> IResult<&[u8], X> { delimited(tag(b"("), f, tag(b")"))(inpu...
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `end_in_null`
[INFO] [stdout]   --> src/parser.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn end_in_null<X, F: Fn(&[u8]) -> IResult<&[u8], X>>(f: F, input: &[u8]) -> IResult<&[u8], X> { map(tuple((f, tag(b"\0"))), |x| x.0)(inpu...
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.37s
[INFO] running `Command { std: "docker" "inspect" "3f998cfdc23271feda12ad573adf4f6a018a0aeeac0699cf6f63adcb0d72f81f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f998cfdc23271feda12ad573adf4f6a018a0aeeac0699cf6f63adcb0d72f81f", kill_on_drop: false }`
[INFO] [stdout] 3f998cfdc23271feda12ad573adf4f6a018a0aeeac0699cf6f63adcb0d72f81f
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 886bbc744eb63a1c2a351874472a61da50e093d6e4b56e3e26304a998fecea1e
[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" "886bbc744eb63a1c2a351874472a61da50e093d6e4b56e3e26304a998fecea1e", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `parenthesized`
[INFO] [stderr]  --> src/parser.rs:9:4
[INFO] [stderr]   |
[INFO] [stderr] 9 | fn parenthesized<X, F: Fn(&[u8]) -> IResult<&[u8], X>>(f: F, input: &[u8]) -> IResult<&[u8], X> { delimited(tag(b"("), f, tag(b")"))(inpu...
[INFO] [stderr]   |    ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `end_in_null`
[INFO] [stderr]   --> src/parser.rs:10:4
[INFO] [stderr]    |
[INFO] [stderr] 10 | fn end_in_null<X, F: Fn(&[u8]) -> IResult<&[u8], X>>(f: F, input: &[u8]) -> IResult<&[u8], X> { map(tuple((f, tag(b"\0"))), |x| x.0)(inpu...
[INFO] [stderr]    |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/system_f-493a59aa79082d84
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test parser::test_parse_types ... ok
[INFO] [stdout] test test_evaluation ... ok
[INFO] [stdout] test parser::test_parse_terms ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "886bbc744eb63a1c2a351874472a61da50e093d6e4b56e3e26304a998fecea1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "886bbc744eb63a1c2a351874472a61da50e093d6e4b56e3e26304a998fecea1e", kill_on_drop: false }`
[INFO] [stdout] 886bbc744eb63a1c2a351874472a61da50e093d6e4b56e3e26304a998fecea1e