[INFO] cloning repository https://github.com/exercism/rust-analyzer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/exercism/rust-analyzer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fexercism%2Frust-analyzer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fexercism%2Frust-analyzer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5b6d04d24d5163bbc5faf647cc20195d0e4da887
[INFO] testing exercism/rust-analyzer against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fexercism%2Frust-analyzer" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/exercism/rust-analyzer on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/exercism/rust-analyzer
[INFO] finished tweaking git repo https://github.com/exercism/rust-analyzer
[INFO] tweaked toml for git repo https://github.com/exercism/rust-analyzer written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/exercism/rust-analyzer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "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] 4ff8c6a93e4eda16639444bc93fdc550600c4f261174710f499816935355fa3a
[INFO] running `Command { std: "docker" "start" "-a" "4ff8c6a93e4eda16639444bc93fdc550600c4f261174710f499816935355fa3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ff8c6a93e4eda16639444bc93fdc550600c4f261174710f499816935355fa3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ff8c6a93e4eda16639444bc93fdc550600c4f261174710f499816935355fa3a", kill_on_drop: false }`
[INFO] [stdout] 4ff8c6a93e4eda16639444bc93fdc550600c4f261174710f499816935355fa3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6c17deb71a6efe52d6d439a64be7f348bb749207f26dd97c460f934eca03acd
[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" "f6c17deb71a6efe52d6d439a64be7f348bb749207f26dd97c460f934eca03acd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling syn v0.15.30
[INFO] [stderr]    Compiling cc v1.0.31
[INFO] [stderr]    Compiling libc v0.2.50
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling ryu v0.2.8
[INFO] [stderr]    Compiling serde v1.0.91
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling cfg-if v0.1.7
[INFO] [stderr]    Compiling rustc-demangle v0.1.13
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling textwrap v0.10.0
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling backtrace v0.3.14
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling serde_derive v1.0.91
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling rust-analyzer v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 58.95s
[INFO] running `Command { std: "docker" "inspect" "f6c17deb71a6efe52d6d439a64be7f348bb749207f26dd97c460f934eca03acd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6c17deb71a6efe52d6d439a64be7f348bb749207f26dd97c460f934eca03acd", kill_on_drop: false }`
[INFO] [stdout] f6c17deb71a6efe52d6d439a64be7f348bb749207f26dd97c460f934eca03acd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56dde2818c311840a925546d44eb0369d74376d3809b4bfda9a435d3b14ff5f4
[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" "56dde2818c311840a925546d44eb0369d74376d3809b4bfda9a435d3b14ff5f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling rust-analyzer v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.85s
[INFO] running `Command { std: "docker" "inspect" "56dde2818c311840a925546d44eb0369d74376d3809b4bfda9a435d3b14ff5f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56dde2818c311840a925546d44eb0369d74376d3809b4bfda9a435d3b14ff5f4", kill_on_drop: false }`
[INFO] [stdout] 56dde2818c311840a925546d44eb0369d74376d3809b4bfda9a435d3b14ff5f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f3a7039d6be9dfb8d6b89dcfbe11aa2cdcb47108b6f5be04e4849f572b75c123
[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" "f3a7039d6be9dfb8d6b89dcfbe11aa2cdcb47108b6f5be04e4849f572b75c123", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_analyzer-9bdc9feb249eba72
[INFO] [stdout] running 12 tests
[INFO] [stdout] test analyzers::reverse_string::test::analyze_returns_approve_1 ... ok
[INFO] [stdout] test analyzers::reverse_string::test::analyze_returns_disapprove_if_reverse_function_is_not_public ... ok
[INFO] [stdout] test analyzers::reverse_string::test::analyze_returns_approve_with_comment_suggest_bonus_2 ... ok
[INFO] [stdout] test analyzers::reverse_string::test::analyze_returns_approve_2 ... ok
[INFO] [stdout] test analyzers::reverse_string::test::analyze_returns_approve_with_comment_suggest_remove_extern_crate_1 ... ok
[INFO] [stdout] test analyzers::reverse_string::test::analyze_returns_disapprove_if_no_reverse_function_is_present ... ok
[INFO] [stdout] test analyzers::reverse_string::test::analyze_returns_disapprove_if_reverse_function_does_not_return_string ... ok
[INFO] [stdout] test test::analyze_exercise_returns_error_for_the_unknown_slug ... ok
[INFO] [stdout] test analyzers::reverse_string::test::analyze_returns_approve_with_comment_suggest_bonus_1 ... ok
[INFO] [stdout] test analyzers::reverse_string::test::analyze_returns_disapprove_if_reverse_function_does_not_accept_str ... ok
[INFO] [stdout] test analyzers::reverse_string::test::analyze_returns_approve_with_comment_suggest_remove_extern_crate_2 ... ok
[INFO] [stdout] test test::analyze_exercise_returns_error_for_the_invalid_solution_dir ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_analyzer-933287d41d4e208d
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/analyzer-40c987763340ac1f
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stderr] error: test failed, to rerun pass '--test analyzer'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/analyzer-40c987763340ac1f` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `Command { std: "docker" "inspect" "f3a7039d6be9dfb8d6b89dcfbe11aa2cdcb47108b6f5be04e4849f572b75c123", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3a7039d6be9dfb8d6b89dcfbe11aa2cdcb47108b6f5be04e4849f572b75c123", kill_on_drop: false }`
[INFO] [stdout] f3a7039d6be9dfb8d6b89dcfbe11aa2cdcb47108b6f5be04e4849f572b75c123