[INFO] cloning repository https://github.com/wassimans/algorithmic-thinking-Zingaro [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wassimans/algorithmic-thinking-Zingaro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwassimans%2Falgorithmic-thinking-Zingaro", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwassimans%2Falgorithmic-thinking-Zingaro'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b20d0b7b444e5426439e03258fc58b47336a315e [INFO] checking wassimans/algorithmic-thinking-Zingaro against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwassimans%2Falgorithmic-thinking-Zingaro" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/wassimans/algorithmic-thinking-Zingaro [INFO] finished tweaking git repo https://github.com/wassimans/algorithmic-thinking-Zingaro [INFO] tweaked toml for git repo https://github.com/wassimans/algorithmic-thinking-Zingaro written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/wassimans/algorithmic-thinking-Zingaro on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/wassimans/algorithmic-thinking-Zingaro 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6189d2f59a12c0f33bb055b06a448cce3f012f4fa8a30d8800d80093c4d57636 [INFO] running `Command { std: "docker" "start" "-a" "6189d2f59a12c0f33bb055b06a448cce3f012f4fa8a30d8800d80093c4d57636", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6189d2f59a12c0f33bb055b06a448cce3f012f4fa8a30d8800d80093c4d57636", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6189d2f59a12c0f33bb055b06a448cce3f012f4fa8a30d8800d80093c4d57636", kill_on_drop: false }` [INFO] [stdout] 6189d2f59a12c0f33bb055b06a448cce3f012f4fa8a30d8800d80093c4d57636 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b33a0d23028a6c19339dba21fbc554c84dbfde72c284b9dd97111265c671e470 [INFO] running `Command { std: "docker" "start" "-a" "b33a0d23028a6c19339dba21fbc554c84dbfde72c284b9dd97111265c671e470", kill_on_drop: false }` [INFO] [stderr] Checking stack v0.0.0 (/opt/rustwide/workdir/stack) [INFO] [stderr] Checking queue v0.0.0 (/opt/rustwide/workdir/queue) [INFO] [stderr] Checking hashmap v0.1.0 (/opt/rustwide/workdir/hashmap) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> stack/src/stack.rs:106:17 [INFO] [stdout] | [INFO] [stdout] 106 | pub fn iter(&self) -> std::iter::Rev> { [INFO] [stdout] | ^^^^^ ------------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 106 | pub fn iter(&self) -> std::iter::Rev> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> stack/src/stack.rs:110:21 [INFO] [stdout] | [INFO] [stdout] 110 | pub fn iter_mut(&mut self) -> std::iter::Rev> { [INFO] [stdout] | ^^^^^^^^^ ---------------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 110 | pub fn iter_mut(&mut self) -> std::iter::Rev> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> stack/src/stack.rs:106:17 [INFO] [stdout] | [INFO] [stdout] 106 | pub fn iter(&self) -> std::iter::Rev> { [INFO] [stdout] | ^^^^^ ------------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 106 | pub fn iter(&self) -> std::iter::Rev> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> stack/src/stack.rs:110:21 [INFO] [stdout] | [INFO] [stdout] 110 | pub fn iter_mut(&mut self) -> std::iter::Rev> { [INFO] [stdout] | ^^^^^^^^^ ---------------------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 110 | pub fn iter_mut(&mut self) -> std::iter::Rev> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.63s [INFO] running `Command { std: "docker" "inspect" "b33a0d23028a6c19339dba21fbc554c84dbfde72c284b9dd97111265c671e470", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b33a0d23028a6c19339dba21fbc554c84dbfde72c284b9dd97111265c671e470", kill_on_drop: false }` [INFO] [stdout] b33a0d23028a6c19339dba21fbc554c84dbfde72c284b9dd97111265c671e470