[INFO] fetching crate rlxc 0.1.0...
[INFO] testing rlxc-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate rlxc 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate rlxc 0.1.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-5/source/rust-toolchain
[INFO] started tweaking crates.io crate rlxc 0.1.0
[INFO] finished tweaking crates.io crate rlxc 0.1.0
[INFO] tweaked toml for crates.io crate rlxc 0.1.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate rlxc 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] ddca78b6e76c10dca4d53f728eb05041480812c5fb885425679272364a83b5ba
[INFO] running `Command { std: "docker" "start" "-a" "ddca78b6e76c10dca4d53f728eb05041480812c5fb885425679272364a83b5ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ddca78b6e76c10dca4d53f728eb05041480812c5fb885425679272364a83b5ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddca78b6e76c10dca4d53f728eb05041480812c5fb885425679272364a83b5ba", kill_on_drop: false }`
[INFO] [stdout] ddca78b6e76c10dca4d53f728eb05041480812c5fb885425679272364a83b5ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c62ebe55bbfb846443a18a0daec5ade7758adb66f2768909034e0b6d2c90b4ad
[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" "c62ebe55bbfb846443a18a0daec5ade7758adb66f2768909034e0b6d2c90b4ad", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling bindgen v0.51.1
[INFO] [stderr]    Compiling rayon-core v1.8.0
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling rayon v1.4.0
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling clang-sys v0.28.1
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling bstr v0.2.13
[INFO] [stderr]    Compiling rlxc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling csv v1.1.3
[INFO] [stderr]    Compiling prettytable-rs v0.8.0
[INFO] [stderr]    Compiling lxc-sys v0.2.1
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.32s
[INFO] running `Command { std: "docker" "inspect" "c62ebe55bbfb846443a18a0daec5ade7758adb66f2768909034e0b6d2c90b4ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c62ebe55bbfb846443a18a0daec5ade7758adb66f2768909034e0b6d2c90b4ad", kill_on_drop: false }`
[INFO] [stdout] c62ebe55bbfb846443a18a0daec5ade7758adb66f2768909034e0b6d2c90b4ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df9223ff9e74bca81a36dbd433cb81eaf69929d574e58963ce2b950dc436dda1
[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" "df9223ff9e74bca81a36dbd433cb81eaf69929d574e58963ce2b950dc436dda1", kill_on_drop: false }`
[INFO] [stderr]    Compiling rlxc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.02s
[INFO] running `Command { std: "docker" "inspect" "df9223ff9e74bca81a36dbd433cb81eaf69929d574e58963ce2b950dc436dda1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df9223ff9e74bca81a36dbd433cb81eaf69929d574e58963ce2b950dc436dda1", kill_on_drop: false }`
[INFO] [stdout] df9223ff9e74bca81a36dbd433cb81eaf69929d574e58963ce2b950dc436dda1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 30980d51253a8b7826c6a4d54ef708353cd0aed83d0d2b7cb79c2eb696357372
[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" "30980d51253a8b7826c6a4d54ef708353cd0aed83d0d2b7cb79c2eb696357372", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rlxc-1caa4d853361eeec)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rlxc-cbd106bfa50b2d10)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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 rlxc
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/util/ffi.rs - util::ffi::ToCString (line 140) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/util/ffi.rs - util::ffi::ToCString (line 140) stdout ----
[INFO] [stdout] error[E0425]: cannot find function `c_function` in this scope
[INFO] [stdout]  --> src/util/ffi.rs:145:14
[INFO] [stdout]   |
[INFO] [stdout] 8 |     unsafe { c_function(cpath.as_ptr()) };
[INFO] [stdout]   |              ^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0107]: this enum takes 2 generic arguments but 1 generic argument was supplied
[INFO] [stdout]    --> src/util/ffi.rs:143:44
[INFO] [stdout]     |
[INFO] [stdout] 6   | fn foo<T: ?Sized + ToCString>(path: &T) -> Result<()> {
[INFO] [stdout]     |                                            ^^^^^^ -- supplied 1 generic argument
[INFO] [stdout]     |                                            |
[INFO] [stdout]     |                                            expected 2 generic arguments
[INFO] [stdout]     |
[INFO] [stdout] note: enum defined here, with 2 generic parameters: `T`, `E`
[INFO] [stdout] help: add missing generic argument
[INFO] [stdout]     |
[INFO] [stdout] 6   | fn foo<T: ?Sized + ToCString>(path: &T) -> Result<(), E> {
[INFO] [stdout]     |                                                     ^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0107, E0425.
[INFO] [stdout] For more information about an error, try `rustc --explain E0107`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/util/ffi.rs - util::ffi::ToCString (line 140)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.43s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "30980d51253a8b7826c6a4d54ef708353cd0aed83d0d2b7cb79c2eb696357372", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30980d51253a8b7826c6a4d54ef708353cd0aed83d0d2b7cb79c2eb696357372", kill_on_drop: false }`
[INFO] [stdout] 30980d51253a8b7826c6a4d54ef708353cd0aed83d0d2b7cb79c2eb696357372