[INFO] cloning repository https://github.com/thejohncrafter/Verifier [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thejohncrafter/Verifier" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthejohncrafter%2FVerifier", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthejohncrafter%2FVerifier'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] bfb6d77dec965c06f633e9a62be21dce8b6416ce [INFO] checking thejohncrafter/Verifier against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthejohncrafter%2FVerifier" "/workspace/builds/worker-10/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/thejohncrafter/Verifier on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/thejohncrafter/Verifier [INFO] finished tweaking git repo https://github.com/thejohncrafter/Verifier [INFO] tweaked toml for git repo https://github.com/thejohncrafter/Verifier written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/thejohncrafter/Verifier already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded chashmap v2.2.2 [INFO] [stderr] Downloaded smallvec v0.6.11 [INFO] [stderr] Downloaded notify v5.0.0-pre.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "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] e4553356a8bc1813b0da6f580bcf4af68a53cc86e466cb53f0a58b80aeca8267 [INFO] running `Command { std: "docker" "start" "-a" "e4553356a8bc1813b0da6f580bcf4af68a53cc86e466cb53f0a58b80aeca8267", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e4553356a8bc1813b0da6f580bcf4af68a53cc86e466cb53f0a58b80aeca8267", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e4553356a8bc1813b0da6f580bcf4af68a53cc86e466cb53f0a58b80aeca8267", kill_on_drop: false }` [INFO] [stdout] e4553356a8bc1813b0da6f580bcf4af68a53cc86e466cb53f0a58b80aeca8267 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--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] b64276e348f2efe8be368bdc3814300f09b21b101904a88ff5594ab3678500aa [INFO] running `Command { std: "docker" "start" "-a" "b64276e348f2efe8be368bdc3814300f09b21b101904a88ff5594ab3678500aa", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling syn v1.0.7 [INFO] [stderr] Compiling wasm-bindgen-shared v0.2.53 [INFO] [stderr] Checking stable_deref_trait v1.1.1 [INFO] [stderr] Compiling bumpalo v2.6.0 [INFO] [stderr] Checking smallvec v0.6.11 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking same-file v1.0.5 [INFO] [stderr] Compiling wasm-bindgen v0.2.53 [INFO] [stderr] Checking anymap v0.12.1 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking owning_ref v0.3.3 [INFO] [stderr] Checking walkdir v2.2.9 [INFO] [stderr] Checking crossbeam-channel v0.3.9 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking inotify-sys v0.1.3 [INFO] [stderr] Checking filetime v0.2.7 [INFO] [stderr] Checking inotify v0.7.0 [INFO] [stderr] Checking mio v0.6.19 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking parking_lot_core v0.2.14 [INFO] [stderr] Checking parking_lot v0.4.8 [INFO] [stderr] Checking chashmap v2.2.2 [INFO] [stderr] Checking mio-extras v2.0.5 [INFO] [stderr] Checking notify v5.0.0-pre.1 [INFO] [stderr] Compiling wasm-bindgen-backend v0.2.53 [INFO] [stderr] Compiling wasm-bindgen-macro-support v0.2.53 [INFO] [stderr] Compiling wasm-bindgen-macro v0.2.53 [INFO] [stderr] Checking tipe v0.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function is never used: `is_empty` [INFO] [stdout] --> src/core/base_types.rs:161:12 [INFO] [stdout] | [INFO] [stdout] 161 | pub fn is_empty(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `iter` [INFO] [stdout] --> src/core/base_types.rs:168:12 [INFO] [stdout] | [INFO] [stdout] 168 | pub fn iter<'a>(self: Rc) -> StackIterator { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/core/base_types.rs:194:8 [INFO] [stdout] | [INFO] [stdout] 194 | fn new(stack: Rc) -> StackIterator { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `print_sequent` [INFO] [stdout] --> src/core/printing.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn print_sequent(out: &mut dyn Write, seq: &Sequent) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `then_func` [INFO] [stdout] --> src/runner/stack_helper.rs:604:12 [INFO] [stdout] | [INFO] [stdout] 604 | pub fn then_func(&mut self, ccl: &Sequent) -> SequentResult { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `so_forall_func` [INFO] [stdout] --> src/runner/stack_helper.rs:632:12 [INFO] [stdout] | [INFO] [stdout] 632 | pub fn so_forall_func(&mut self, varname: &str, ccl: &Sequent) -> SequentResult { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_empty` [INFO] [stdout] --> src/core/base_types.rs:161:12 [INFO] [stdout] | [INFO] [stdout] 161 | pub fn is_empty(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `iter` [INFO] [stdout] --> src/core/base_types.rs:168:12 [INFO] [stdout] | [INFO] [stdout] 168 | pub fn iter<'a>(self: Rc) -> StackIterator { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/core/base_types.rs:194:8 [INFO] [stdout] | [INFO] [stdout] 194 | fn new(stack: Rc) -> StackIterator { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `print_sequent` [INFO] [stdout] --> src/core/printing.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn print_sequent(out: &mut dyn Write, seq: &Sequent) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `then_func` [INFO] [stdout] --> src/runner/stack_helper.rs:604:12 [INFO] [stdout] | [INFO] [stdout] 604 | pub fn then_func(&mut self, ccl: &Sequent) -> SequentResult { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `so_forall_func` [INFO] [stdout] --> src/runner/stack_helper.rs:632:12 [INFO] [stdout] | [INFO] [stdout] 632 | pub fn so_forall_func(&mut self, varname: &str, ccl: &Sequent) -> SequentResult { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 40.62s [INFO] running `Command { std: "docker" "inspect" "b64276e348f2efe8be368bdc3814300f09b21b101904a88ff5594ab3678500aa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b64276e348f2efe8be368bdc3814300f09b21b101904a88ff5594ab3678500aa", kill_on_drop: false }` [INFO] [stdout] b64276e348f2efe8be368bdc3814300f09b21b101904a88ff5594ab3678500aa