[INFO] updating cached repository https://github.com/Anfid/presentation [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 17a1c2c7317411c8193b51116b5ce24356e85eb5 [INFO] checking Anfid/presentation against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnfid%2Fpresentation" "/workspace/builds/worker-11/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Anfid/presentation on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/Anfid/presentation [INFO] finished tweaking git repo https://github.com/Anfid/presentation [INFO] tweaked toml for git repo https://github.com/Anfid/presentation written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/Anfid/presentation already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 944d7252cd054569b9b96e985d6b9ef4882950c00b714c4e18c1913c0b16fd2c [INFO] running `"docker" "start" "-a" "944d7252cd054569b9b96e985d6b9ef4882950c00b714c4e18c1913c0b16fd2c"` [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking num_cpus v1.10.1 [INFO] [stderr] Compiling memoffset v0.5.1 [INFO] [stderr] Checking arrayvec v0.4.11 [INFO] [stderr] Checking crossbeam-epoch v0.7.2 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Checking rayon-core v1.6.0 [INFO] [stderr] Checking rayon v1.2.0 [INFO] [stderr] Checking presentation v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: value assigned to `x` is never read [INFO] [stderr] --> src/bin/borrowing.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | x = String::from("Hello"); [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] error[E0506]: cannot assign to `x` because it is borrowed [INFO] [stderr] --> src/bin/borrowing.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 10 | let y = &x; [INFO] [stderr] | -- borrow of `x` occurs here [INFO] [stderr] 11 | [INFO] [stderr] 12 | x = String::from("Hello"); [INFO] [stderr] | ^ assignment to borrowed `x` occurs here [INFO] [stderr] 13 | [INFO] [stderr] 14 | println!("{}", y); [INFO] [stderr] | - borrow later used here [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error; 1 warning emitted [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0506`. [INFO] [stderr] error: could not compile `presentation`. [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] [stderr] warning: value assigned to `x` is never read [INFO] [stderr] --> src/bin/borrowing.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | x = String::from("Hello"); [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] error[E0506]: cannot assign to `x` because it is borrowed [INFO] [stderr] --> src/bin/borrowing.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 10 | let y = &x; [INFO] [stderr] | -- borrow of `x` occurs here [INFO] [stderr] 11 | [INFO] [stderr] 12 | x = String::from("Hello"); [INFO] [stderr] | ^ assignment to borrowed `x` occurs here [INFO] [stderr] 13 | [INFO] [stderr] 14 | println!("{}", y); [INFO] [stderr] | - borrow later used here [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error; 1 warning emitted [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0506`. [INFO] [stderr] error: could not compile `presentation`. [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] [stderr] error: build failed [INFO] running `"docker" "inspect" "944d7252cd054569b9b96e985d6b9ef4882950c00b714c4e18c1913c0b16fd2c"` [INFO] running `"docker" "rm" "-f" "944d7252cd054569b9b96e985d6b9ef4882950c00b714c4e18c1913c0b16fd2c"` [INFO] [stdout] 944d7252cd054569b9b96e985d6b9ef4882950c00b714c4e18c1913c0b16fd2c