[INFO] cloning repository https://github.com/jamesmunns/lt-problem [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jamesmunns/lt-problem" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamesmunns%2Flt-problem", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamesmunns%2Flt-problem'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4b1c71532fe6c135c56d87fb661afd1d5021ffae [INFO] checking jamesmunns/lt-problem against try#e90f1ff63e694965281f833819a486da29772bdf for pr-146167 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjamesmunns%2Flt-problem" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/jamesmunns/lt-problem [INFO] finished tweaking git repo https://github.com/jamesmunns/lt-problem [INFO] tweaked toml for git repo https://github.com/jamesmunns/lt-problem written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/jamesmunns/lt-problem on toolchain e90f1ff63e694965281f833819a486da29772bdf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e90f1ff63e694965281f833819a486da29772bdf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/jamesmunns/lt-problem already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e90f1ff63e694965281f833819a486da29772bdf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded bbqueue v0.4.8 [INFO] [stderr] Downloaded postcard v0.5.1 [INFO] [stderr] Downloaded heapless v0.5.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+e90f1ff63e694965281f833819a486da29772bdf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] aab3169137761b06283001ff4adb99e5be070a0c088f4c015326e0fb0e9bfbff [INFO] running `Command { std: "docker" "start" "-a" "aab3169137761b06283001ff4adb99e5be070a0c088f4c015326e0fb0e9bfbff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "aab3169137761b06283001ff4adb99e5be070a0c088f4c015326e0fb0e9bfbff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aab3169137761b06283001ff4adb99e5be070a0c088f4c015326e0fb0e9bfbff", kill_on_drop: false }` [INFO] [stdout] aab3169137761b06283001ff4adb99e5be070a0c088f4c015326e0fb0e9bfbff [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+e90f1ff63e694965281f833819a486da29772bdf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2cc69c6a8383d231384c1ba7cb28139b23d8f82d2cac4bde6e4338a1b2a65cb6 [INFO] running `Command { std: "docker" "start" "-a" "2cc69c6a8383d231384c1ba7cb28139b23d8f82d2cac4bde6e4338a1b2a65cb6", kill_on_drop: false }` [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling syn v1.0.38 [INFO] [stderr] Compiling serde_derive v1.0.115 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling serde v1.0.115 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Compiling heapless v0.5.5 [INFO] [stderr] Checking postcard-cobs v0.1.5-pre [INFO] [stderr] Checking hash32 v0.1.1 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking generic-array v0.13.2 [INFO] [stderr] Checking generic-array v0.12.3 [INFO] [stderr] Checking as-slice v0.1.3 [INFO] [stderr] Checking bbqueue v0.4.8 [INFO] [stderr] Checking postcard v0.5.1 [INFO] [stderr] Checking lt-problem v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/main.rs:49:17 [INFO] [stdout] | [INFO] [stdout] 49 | Err(e) => Err(()), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/main.rs:49:17 [INFO] [stdout] | [INFO] [stdout] 49 | Err(e) => Err(()), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0597]: `rgr` does not live long enough [INFO] [stdout] --> src/main.rs:47:39 [INFO] [stdout] | [INFO] [stdout] 40 | fn rx_with<'de, T, F, R>(&mut self, fun: F) -> Result [INFO] [stdout] | --- lifetime `'de` defined here [INFO] [stdout] ... [INFO] [stdout] 46 | let rgr = self.cons.read().ok_or(())?; [INFO] [stdout] | --- binding `rgr` declared here [INFO] [stdout] 47 | let result = match from_bytes(&rgr) { [INFO] [stdout] | -----------^^^^- [INFO] [stdout] | | | [INFO] [stdout] | | borrowed value does not live long enough [INFO] [stdout] | argument requires that `rgr` is borrowed for `'de` [INFO] [stdout] ... [INFO] [stdout] 54 | } [INFO] [stdout] | - `rgr` dropped here while still borrowed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0505]: cannot move out of `rgr` because it is borrowed [INFO] [stdout] --> src/main.rs:52:9 [INFO] [stdout] | [INFO] [stdout] 40 | fn rx_with<'de, T, F, R>(&mut self, fun: F) -> Result [INFO] [stdout] | --- lifetime `'de` defined here [INFO] [stdout] ... [INFO] [stdout] 46 | let rgr = self.cons.read().ok_or(())?; [INFO] [stdout] | --- binding `rgr` declared here [INFO] [stdout] 47 | let result = match from_bytes(&rgr) { [INFO] [stdout] | ---------------- [INFO] [stdout] | | | [INFO] [stdout] | | borrow of `rgr` occurs here [INFO] [stdout] | argument requires that `rgr` is borrowed for `'de` [INFO] [stdout] ... [INFO] [stdout] 52 | rgr.release(); [INFO] [stdout] | ^^^ move out of `rgr` occurs here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0597]: `rgr` does not live long enough [INFO] [stdout] --> src/main.rs:47:39 [INFO] [stdout] | [INFO] [stdout] 40 | fn rx_with<'de, T, F, R>(&mut self, fun: F) -> Result [INFO] [stdout] | --- lifetime `'de` defined here [INFO] [stdout] ... [INFO] [stdout] 46 | let rgr = self.cons.read().ok_or(())?; [INFO] [stdout] | --- binding `rgr` declared here [INFO] [stdout] 47 | let result = match from_bytes(&rgr) { [INFO] [stdout] | -----------^^^^- [INFO] [stdout] | | | [INFO] [stdout] | | borrowed value does not live long enough [INFO] [stdout] | argument requires that `rgr` is borrowed for `'de` [INFO] [stdout] ... [INFO] [stdout] 54 | } [INFO] [stdout] | - `rgr` dropped here while still borrowed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0505]: cannot move out of `rgr` because it is borrowed [INFO] [stdout] --> src/main.rs:52:9 [INFO] [stdout] | [INFO] [stdout] 40 | fn rx_with<'de, T, F, R>(&mut self, fun: F) -> Result [INFO] [stdout] | --- lifetime `'de` defined here [INFO] [stdout] ... [INFO] [stdout] 46 | let rgr = self.cons.read().ok_or(())?; [INFO] [stdout] | --- binding `rgr` declared here [INFO] [stdout] 47 | let result = match from_bytes(&rgr) { [INFO] [stdout] | ---------------- [INFO] [stdout] | | | [INFO] [stdout] | | borrow of `rgr` occurs here [INFO] [stdout] | argument requires that `rgr` is borrowed for `'de` [INFO] [stdout] ... [INFO] [stdout] 52 | rgr.release(); [INFO] [stdout] | ^^^ move out of `rgr` occurs here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0505, E0597. [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0505, E0597. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0505`. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0505`. [INFO] [stdout] [INFO] [stderr] error: could not compile `lt-problem` (bin "lt-problem") due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `lt-problem` (bin "lt-problem" test) due to 2 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "2cc69c6a8383d231384c1ba7cb28139b23d8f82d2cac4bde6e4338a1b2a65cb6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2cc69c6a8383d231384c1ba7cb28139b23d8f82d2cac4bde6e4338a1b2a65cb6", kill_on_drop: false }` [INFO] [stdout] 2cc69c6a8383d231384c1ba7cb28139b23d8f82d2cac4bde6e4338a1b2a65cb6