[INFO] cloning repository https://github.com/alexsparrow/brainlift
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alexsparrow/brainlift" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexsparrow%2Fbrainlift", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexsparrow%2Fbrainlift'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9a4ddaac95e8d58a8027452a6a85fe0d040b69c5
[INFO] testing alexsparrow/brainlift against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falexsparrow%2Fbrainlift" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alexsparrow/brainlift on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/alexsparrow/brainlift
[INFO] finished tweaking git repo https://github.com/alexsparrow/brainlift
[INFO] tweaked toml for git repo https://github.com/alexsparrow/brainlift written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/alexsparrow/brainlift already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "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] dbcccdf73ba7b816092736833faeb20cb191f0dc7f6c736aa7a9500d67b97744
[INFO] running `Command { std: "docker" "start" "-a" "dbcccdf73ba7b816092736833faeb20cb191f0dc7f6c736aa7a9500d67b97744", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dbcccdf73ba7b816092736833faeb20cb191f0dc7f6c736aa7a9500d67b97744", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbcccdf73ba7b816092736833faeb20cb191f0dc7f6c736aa7a9500d67b97744", kill_on_drop: false }`
[INFO] [stdout] dbcccdf73ba7b816092736833faeb20cb191f0dc7f6c736aa7a9500d67b97744
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 86720e8bd7785caee0783e6d88ffce482e8b958de6db4ae9cf8d31ded83c1076
[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" "86720e8bd7785caee0783e6d88ffce482e8b958de6db4ae9cf8d31ded83c1076", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling cranelift-entity v0.58.0
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.58.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling target-lexicon v0.10.0
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling cc v1.0.52
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling cranelift-bforest v0.58.0
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.58.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling raw-cpuid v7.0.3
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]    Compiling region v2.1.2
[INFO] [stderr]    Compiling errno v0.2.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.16
[INFO] [stderr]    Compiling thiserror v1.0.16
[INFO] [stderr]    Compiling cranelift-codegen v0.58.0
[INFO] [stderr]    Compiling cranelift-native v0.58.0
[INFO] [stderr]    Compiling cranelift-frontend v0.58.0
[INFO] [stderr]    Compiling cranelift-module v0.58.0
[INFO] [stderr]    Compiling cranelift-simplejit v0.58.0
[INFO] [stderr]    Compiling cranelift v0.58.0
[INFO] [stderr]    Compiling brainlift v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.25s
[INFO] running `Command { std: "docker" "inspect" "86720e8bd7785caee0783e6d88ffce482e8b958de6db4ae9cf8d31ded83c1076", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86720e8bd7785caee0783e6d88ffce482e8b958de6db4ae9cf8d31ded83c1076", kill_on_drop: false }`
[INFO] [stdout] 86720e8bd7785caee0783e6d88ffce482e8b958de6db4ae9cf8d31ded83c1076
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d75d14ad69c0f4a9d2afd1d5116c2ffbd0f6e7a093c29d6eeced4931171d590
[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" "2d75d14ad69c0f4a9d2afd1d5116c2ffbd0f6e7a093c29d6eeced4931171d590", kill_on_drop: false }`
[INFO] [stderr]    Compiling brainlift v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `brainfuck_jit`
[INFO] [stdout]  --> tests/basic.rs:2:43
[INFO] [stdout]   |
[INFO] [stdout] 2 | use brainlift::jit::{brainfuck_jit_state, brainfuck_jit};
[INFO] [stdout]   |                                           ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DefaultStdLib`
[INFO] [stdout]  --> tests/basic.rs:3:38
[INFO] [stdout]   |
[INFO] [stdout] 3 | use brainlift::{stdlib::{MockStdLib, DefaultStdLib}, state::BrainfuckState};
[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 3.15s
[INFO] running `Command { std: "docker" "inspect" "2d75d14ad69c0f4a9d2afd1d5116c2ffbd0f6e7a093c29d6eeced4931171d590", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d75d14ad69c0f4a9d2afd1d5116c2ffbd0f6e7a093c29d6eeced4931171d590", kill_on_drop: false }`
[INFO] [stdout] 2d75d14ad69c0f4a9d2afd1d5116c2ffbd0f6e7a093c29d6eeced4931171d590
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7717de72f091a1c18511643e7c3aac964008b1029bccaedfad174316b9585e4d
[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" "7717de72f091a1c18511643e7c3aac964008b1029bccaedfad174316b9585e4d", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `brainfuck_jit`
[INFO] [stderr]  --> tests/basic.rs:2:43
[INFO] [stderr]   |
[INFO] [stderr] 2 | use brainlift::jit::{brainfuck_jit_state, brainfuck_jit};
[INFO] [stderr]   |                                           ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `DefaultStdLib`
[INFO] [stderr]  --> tests/basic.rs:3:38
[INFO] [stderr]   |
[INFO] [stderr] 3 | use brainlift::{stdlib::{MockStdLib, DefaultStdLib}, state::BrainfuckState};
[INFO] [stderr]   |                                      ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/brainlift-b27d942745c57c5a)
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/brainlift-ff443c7e73dc59a3)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/basic.rs (/opt/rustwide/target/debug/deps/basic-6f8e0b5b454d4cb8)
[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] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test basic ... ok
[INFO] [stdout] test nested_loop ... ok
[INFO] [stdout] test read ... ok
[INFO] [stdout] test wile ... ok
[INFO] [stdout] test hello_world ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.33s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests brainlift
[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" "7717de72f091a1c18511643e7c3aac964008b1029bccaedfad174316b9585e4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7717de72f091a1c18511643e7c3aac964008b1029bccaedfad174316b9585e4d", kill_on_drop: false }`
[INFO] [stdout] 7717de72f091a1c18511643e7c3aac964008b1029bccaedfad174316b9585e4d