[INFO] cloning repository https://github.com/Git-Math/expert_system [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Git-Math/expert_system" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGit-Math%2Fexpert_system", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGit-Math%2Fexpert_system'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 25991ca3daf77db3680914c0173dd6f1ce2c1dd5 [INFO] testing Git-Math/expert_system against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGit-Math%2Fexpert_system" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Git-Math/expert_system 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/Git-Math/expert_system [INFO] finished tweaking git repo https://github.com/Git-Math/expert_system [INFO] tweaked toml for git repo https://github.com/Git-Math/expert_system written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/Git-Math/expert_system 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stdout] 33aa6c84dfbf482cd61ab0032a81d7cfe31b243077635cca0f4a9ef7f7267ea4 [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" "33aa6c84dfbf482cd61ab0032a81d7cfe31b243077635cca0f4a9ef7f7267ea4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "33aa6c84dfbf482cd61ab0032a81d7cfe31b243077635cca0f4a9ef7f7267ea4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "33aa6c84dfbf482cd61ab0032a81d7cfe31b243077635cca0f4a9ef7f7267ea4", kill_on_drop: false }` [INFO] [stdout] 33aa6c84dfbf482cd61ab0032a81d7cfe31b243077635cca0f4a9ef7f7267ea4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 745ccaa4c44ca29ae33bb26b395da47def7a36f8f19d73e21a80c44ff7f22d1a [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" "745ccaa4c44ca29ae33bb26b395da47def7a36f8f19d73e21a80c44ff7f22d1a", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.40 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling lazy_static v1.0.0 [INFO] [stderr] Compiling utf8-ranges v1.0.0 [INFO] [stderr] Compiling unreachable v1.0.0 [INFO] [stderr] Compiling regex-syntax v0.5.6 [INFO] [stderr] Compiling thread_local v0.3.5 [INFO] [stderr] Compiling memchr v2.0.1 [INFO] [stderr] Compiling aho-corasick v0.6.4 [INFO] [stderr] Compiling expert_system v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/variables.rs:63:1 [INFO] [stdout] | [INFO] [stdout] 63 | / lazy_static! { [INFO] [stdout] 64 | | pub static ref VARIABLEMAP: Mutex> = { [INFO] [stdout] 65 | | [INFO] [stdout] 66 | | let mut map = HashMap::new(); [INFO] [stdout] ... | [INFO] [stdout] 76 | | }; [INFO] [stdout] 77 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/main.rs:200:63 [INFO] [stdout] | [INFO] [stdout] 200 | println!("couldn't open {}: {}", args[1], why.description()); [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 13.16s [INFO] running `Command { std: "docker" "inspect" "745ccaa4c44ca29ae33bb26b395da47def7a36f8f19d73e21a80c44ff7f22d1a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "745ccaa4c44ca29ae33bb26b395da47def7a36f8f19d73e21a80c44ff7f22d1a", kill_on_drop: false }` [INFO] [stdout] 745ccaa4c44ca29ae33bb26b395da47def7a36f8f19d73e21a80c44ff7f22d1a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 2034c8e2c37b085f4c75dc4ada401af0c98fc6672c5e6e025f23bc458b4dfdfe [INFO] running `Command { std: "docker" "start" "-a" "2034c8e2c37b085f4c75dc4ada401af0c98fc6672c5e6e025f23bc458b4dfdfe", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling expert_system v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stdout] --> src/variables.rs:63:1 [INFO] [stdout] | [INFO] [stdout] 63 | / lazy_static! { [INFO] [stdout] 64 | | pub static ref VARIABLEMAP: Mutex> = { [INFO] [stdout] 65 | | [INFO] [stdout] 66 | | let mut map = HashMap::new(); [INFO] [stdout] ... | [INFO] [stdout] 76 | | }; [INFO] [stdout] 77 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/main.rs:200:63 [INFO] [stdout] | [INFO] [stdout] 200 | println!("couldn't open {}: {}", args[1], why.description()); [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 2.69s [INFO] running `Command { std: "docker" "inspect" "2034c8e2c37b085f4c75dc4ada401af0c98fc6672c5e6e025f23bc458b4dfdfe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2034c8e2c37b085f4c75dc4ada401af0c98fc6672c5e6e025f23bc458b4dfdfe", kill_on_drop: false }` [INFO] [stdout] 2034c8e2c37b085f4c75dc4ada401af0c98fc6672c5e6e025f23bc458b4dfdfe [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] af03373bad74d7d5c8f07377ca1cf8bfb7b394d49877c1c7696e16385b48c6d2 [INFO] running `Command { std: "docker" "start" "-a" "af03373bad74d7d5c8f07377ca1cf8bfb7b394d49877c1c7696e16385b48c6d2", kill_on_drop: false }` [INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred [INFO] [stderr] --> src/variables.rs:63:1 [INFO] [stderr] | [INFO] [stderr] 63 | / lazy_static! { [INFO] [stderr] 64 | | pub static ref VARIABLEMAP: Mutex> = { [INFO] [stderr] 65 | | [INFO] [stderr] 66 | | let mut map = HashMap::new(); [INFO] [stderr] ... | [INFO] [stderr] 76 | | }; [INFO] [stderr] 77 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] = note: this warning originates in the macro `__lazy_static_create` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/main.rs:200:63 [INFO] [stderr] | [INFO] [stderr] 200 | println!("couldn't open {}: {}", args[1], why.description()); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/expert_system-8ed18f2783b30baf) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test tests::it_works ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/expert_system-97175bad61b0ca7c) [INFO] [stdout] [INFO] [stderr] Doc-tests expert_system [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 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" "af03373bad74d7d5c8f07377ca1cf8bfb7b394d49877c1c7696e16385b48c6d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "af03373bad74d7d5c8f07377ca1cf8bfb7b394d49877c1c7696e16385b48c6d2", kill_on_drop: false }` [INFO] [stdout] af03373bad74d7d5c8f07377ca1cf8bfb7b394d49877c1c7696e16385b48c6d2