[INFO] cloning repository https://github.com/AlexDikelsky/fp-interpreter [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AlexDikelsky/fp-interpreter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexDikelsky%2Ffp-interpreter", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexDikelsky%2Ffp-interpreter'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] af1be6b163d94234473f48054103869d22fb0320 [INFO] checking AlexDikelsky/fp-interpreter against master#4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 for pr-83744 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexDikelsky%2Ffp-interpreter" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/AlexDikelsky/fp-interpreter on toolchain 4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/AlexDikelsky/fp-interpreter [INFO] finished tweaking git repo https://github.com/AlexDikelsky/fp-interpreter [INFO] tweaked toml for git repo https://github.com/AlexDikelsky/fp-interpreter written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/AlexDikelsky/fp-interpreter already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 456a0687c3a76528cc9dc7b534e3e4f3df03c74c0160528308b0ab373e43d176 [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" "456a0687c3a76528cc9dc7b534e3e4f3df03c74c0160528308b0ab373e43d176", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "456a0687c3a76528cc9dc7b534e3e4f3df03c74c0160528308b0ab373e43d176", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "456a0687c3a76528cc9dc7b534e3e4f3df03c74c0160528308b0ab373e43d176", kill_on_drop: false }` [INFO] [stdout] 456a0687c3a76528cc9dc7b534e3e4f3df03c74c0160528308b0ab373e43d176 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 84377ded507e67de393aa3e291147d2273cc23a50680c0d8e8aa18b0d002611d [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" "84377ded507e67de393aa3e291147d2273cc23a50680c0d8e8aa18b0d002611d", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Checking once_cell v1.7.2 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking itertools v0.10.0 [INFO] [stderr] Checking thread_local v1.1.3 [INFO] [stderr] Checking regex v1.4.3 [INFO] [stderr] Checking fp v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/bool_fns.rs:28:45 [INFO] [stdout] | [INFO] [stdout] 28 | fn bool_fn<'a>(x: Option, f: Box bool>) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(bool, bool) -> bool` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:49:21 [INFO] [stdout] | [INFO] [stdout] 49 | let fs: Vec usize>> = vec![Box::new(p), Box::new(|x| x + 2)]; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(usize) -> usize` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/bool_fns.rs:28:45 [INFO] [stdout] | [INFO] [stdout] 28 | fn bool_fn<'a>(x: Option, f: Box bool>) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(bool, bool) -> bool` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:49:21 [INFO] [stdout] | [INFO] [stdout] 49 | let fs: Vec usize>> = vec![Box::new(p), Box::new(|x| x + 2)]; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(usize) -> usize` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/functional_forms.rs:78:19 [INFO] [stdout] | [INFO] [stdout] 78 | Box::new(|x| None) [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Object` [INFO] [stdout] --> src/sets.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | Object(Option>), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Function` [INFO] [stdout] --> src/sets.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | Function, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `FunctionalForm` [INFO] [stdout] --> src/sets.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | FunctionalForm, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Definition` [INFO] [stdout] --> src/sets.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | Definition [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/functional_forms.rs:78:19 [INFO] [stdout] | [INFO] [stdout] 78 | Box::new(|x| None) [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Object` [INFO] [stdout] --> src/sets.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | Object(Option>), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Function` [INFO] [stdout] --> src/sets.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | Function, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `FunctionalForm` [INFO] [stdout] --> src/sets.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | FunctionalForm, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Definition` [INFO] [stdout] --> src/sets.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | Definition [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.74s [INFO] running `Command { std: "docker" "inspect" "84377ded507e67de393aa3e291147d2273cc23a50680c0d8e8aa18b0d002611d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "84377ded507e67de393aa3e291147d2273cc23a50680c0d8e8aa18b0d002611d", kill_on_drop: false }` [INFO] [stdout] 84377ded507e67de393aa3e291147d2273cc23a50680c0d8e8aa18b0d002611d