[INFO] cloning repository https://github.com/JustAPerson/brainrust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JustAPerson/brainrust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJustAPerson%2Fbrainrust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJustAPerson%2Fbrainrust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] acb03ffe59cd8ca964247990753961461bf6b177 [INFO] checking JustAPerson/brainrust against try#7b3565da729099dbe807466fcd118fb2815986e0 for pr-81789 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJustAPerson%2Fbrainrust" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/JustAPerson/brainrust on toolchain 7b3565da729099dbe807466fcd118fb2815986e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/JustAPerson/brainrust [INFO] finished tweaking git repo https://github.com/JustAPerson/brainrust [INFO] tweaked toml for git repo https://github.com/JustAPerson/brainrust written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/JustAPerson/brainrust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] error: the lock file /workspace/builds/worker-9/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 04e76976d86d42027ad48d08fa10d98e566bdee20c7fa3be9dc5ac1b636974b2 [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" "04e76976d86d42027ad48d08fa10d98e566bdee20c7fa3be9dc5ac1b636974b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "04e76976d86d42027ad48d08fa10d98e566bdee20c7fa3be9dc5ac1b636974b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "04e76976d86d42027ad48d08fa10d98e566bdee20c7fa3be9dc5ac1b636974b2", kill_on_drop: false }` [INFO] [stdout] 04e76976d86d42027ad48d08fa10d98e566bdee20c7fa3be9dc5ac1b636974b2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+7b3565da729099dbe807466fcd118fb2815986e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 072a58c02c4c3630dce1a42eea0d421d474d4cc2fd82ab37452a3dda96befe27 [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" "072a58c02c4c3630dce1a42eea0d421d474d4cc2fd82ab37452a3dda96befe27", kill_on_drop: false }` [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking utf8-ranges v0.1.3 [INFO] [stderr] Checking regex-syntax v0.3.9 [INFO] [stderr] Checking strsim v0.5.2 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Checking memchr v0.1.11 [INFO] [stderr] Checking thread-id v2.0.0 [INFO] [stderr] Checking thread_local v0.2.7 [INFO] [stderr] Checking aho-corasick v0.5.3 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Checking regex v0.1.80 [INFO] [stderr] Checking env_logger v0.3.5 [INFO] [stderr] Checking docopt v0.6.86 [INFO] [stderr] Checking brainrust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0432]: unresolved import `std::num::wrapping` [INFO] [stdout] --> src/interpreter.rs:4:15 [INFO] [stdout] | [INFO] [stdout] 4 | use std::num::wrapping::OverflowingOps; [INFO] [stdout] | ^^^^^^^^ could not find `wrapping` in `num` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:90:24 [INFO] [stdout] | [INFO] [stdout] 90 | let mut file = try!(std::fs::File::open(handle)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:93:9 [INFO] [stdout] | [INFO] [stdout] 93 | try!(file.read_to_string(&mut source)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:105:23 [INFO] [stdout] | [INFO] [stdout] 105 | self.exec(try!(line)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0432]: unresolved import `std::num::wrapping` [INFO] [stdout] --> src/interpreter.rs:4:15 [INFO] [stdout] | [INFO] [stdout] 4 | use std::num::wrapping::OverflowingOps; [INFO] [stdout] | ^^^^^^^^ could not find `wrapping` in `num` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:90:24 [INFO] [stdout] | [INFO] [stdout] 90 | let mut file = try!(std::fs::File::open(handle)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:93:9 [INFO] [stdout] | [INFO] [stdout] 93 | try!(file.read_to_string(&mut source)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:105:23 [INFO] [stdout] | [INFO] [stdout] 105 | self.exec(try!(line)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stderr] error: could not compile `brainrust` [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: aborting due to previous error; 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "072a58c02c4c3630dce1a42eea0d421d474d4cc2fd82ab37452a3dda96befe27", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "072a58c02c4c3630dce1a42eea0d421d474d4cc2fd82ab37452a3dda96befe27", kill_on_drop: false }` [INFO] [stdout] 072a58c02c4c3630dce1a42eea0d421d474d4cc2fd82ab37452a3dda96befe27