[INFO] cloning repository https://github.com/jedahan/weird-echo [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jedahan/weird-echo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjedahan%2Fweird-echo", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjedahan%2Fweird-echo'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a472ce1c9300414f62449940153e5a7c42ceef7f [INFO] checking jedahan/weird-echo against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjedahan%2Fweird-echo" "/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/jedahan/weird-echo on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jedahan/weird-echo [INFO] finished tweaking git repo https://github.com/jedahan/weird-echo [INFO] tweaked toml for git repo https://github.com/jedahan/weird-echo written to /workspace/builds/worker-10/source/Cargo.toml [INFO] crate git repo https://github.com/jedahan/weird-echo already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0858fa7793172370a1894e2035d4fe9ce891c2c9b3937b33963c3d9bc10aabcd [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" "0858fa7793172370a1894e2035d4fe9ce891c2c9b3937b33963c3d9bc10aabcd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0858fa7793172370a1894e2035d4fe9ce891c2c9b3937b33963c3d9bc10aabcd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0858fa7793172370a1894e2035d4fe9ce891c2c9b3937b33963c3d9bc10aabcd", kill_on_drop: false }` [INFO] [stdout] 0858fa7793172370a1894e2035d4fe9ce891c2c9b3937b33963c3d9bc10aabcd [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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1ab9251c99f558fcbf5eb52cd6ae0fce1e690cf9621ec77e34e316752d5352e5 [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" "1ab9251c99f558fcbf5eb52cd6ae0fce1e690cf9621ec77e34e316752d5352e5", kill_on_drop: false }` [INFO] [stderr] Checking weird-echo v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0716]: temporary value dropped while borrowed [INFO] [stdout] --> src/main.rs:9:7 [INFO] [stdout] | [INFO] [stdout] 8 | let mut messages = if env::args().count() > 1 { [INFO] [stdout] | ------------ borrow later stored here [INFO] [stdout] 9 | / env::args() [INFO] [stdout] 10 | | .skip(1) [INFO] [stdout] 11 | | .collect::>() [INFO] [stdout] 12 | | .join(" ") [INFO] [stdout] | |__________________^ creates a temporary which is freed while still in use [INFO] [stdout] ... [INFO] [stdout] 15 | } else { [INFO] [stdout] | - temporary value is freed at the end of this statement [INFO] [stdout] | [INFO] [stdout] = note: consider using a `let` binding to create a longer lived value [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0597]: `input` does not live long enough [INFO] [stdout] --> src/main.rs:38:41 [INFO] [stdout] | [INFO] [stdout] 22 | while messages.iter().count() > 3 { [INFO] [stdout] | -------- borrow later used here [INFO] [stdout] ... [INFO] [stdout] 38 | Ok(_) => messages.insert(0, &input), [INFO] [stdout] | ^^^^^^ borrowed value does not live long enough [INFO] [stdout] ... [INFO] [stdout] 41 | } [INFO] [stdout] | - `input` dropped here while still borrowed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0597, E0716. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0597`. [INFO] [stdout] [INFO] [stderr] error: could not compile `weird-echo` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0716]: temporary value dropped while borrowed [INFO] [stdout] --> src/main.rs:9:7 [INFO] [stdout] | [INFO] [stdout] 8 | let mut messages = if env::args().count() > 1 { [INFO] [stdout] | ------------ borrow later stored here [INFO] [stdout] 9 | / env::args() [INFO] [stdout] 10 | | .skip(1) [INFO] [stdout] 11 | | .collect::>() [INFO] [stdout] 12 | | .join(" ") [INFO] [stdout] | |__________________^ creates a temporary which is freed while still in use [INFO] [stdout] ... [INFO] [stdout] 15 | } else { [INFO] [stdout] | - temporary value is freed at the end of this statement [INFO] [stdout] | [INFO] [stdout] = note: consider using a `let` binding to create a longer lived value [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0597]: `input` does not live long enough [INFO] [stdout] --> src/main.rs:38:41 [INFO] [stdout] | [INFO] [stdout] 22 | while messages.iter().count() > 3 { [INFO] [stdout] | -------- borrow later used here [INFO] [stdout] ... [INFO] [stdout] 38 | Ok(_) => messages.insert(0, &input), [INFO] [stdout] | ^^^^^^ borrowed value does not live long enough [INFO] [stdout] ... [INFO] [stdout] 41 | } [INFO] [stdout] | - `input` dropped here while still borrowed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0597, E0716. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0597`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "1ab9251c99f558fcbf5eb52cd6ae0fce1e690cf9621ec77e34e316752d5352e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1ab9251c99f558fcbf5eb52cd6ae0fce1e690cf9621ec77e34e316752d5352e5", kill_on_drop: false }` [INFO] [stdout] 1ab9251c99f558fcbf5eb52cd6ae0fce1e690cf9621ec77e34e316752d5352e5