[INFO] updating cached repository https://github.com/FreeFull/ngaro-rs [INFO] running `Command { std: "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", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f016d8512c4532aa8b2132a8a14c86945df29856 [INFO] checking FreeFull/ngaro-rs against master#1557fb031b272b4c5bfcc7de5df7eddc7b36a584 for pr-73166 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFreeFull%2Fngaro-rs" "/workspace/builds/worker-1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/FreeFull/ngaro-rs on toolchain 1557fb031b272b4c5bfcc7de5df7eddc7b36a584 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/FreeFull/ngaro-rs [INFO] finished tweaking git repo https://github.com/FreeFull/ngaro-rs [INFO] tweaked toml for git repo https://github.com/FreeFull/ngaro-rs written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/FreeFull/ngaro-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b41699ebfe839e88e997b5f157cb10fd60e73b0a53a7c8da49f67ca61947e015 [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" "b41699ebfe839e88e997b5f157cb10fd60e73b0a53a7c8da49f67ca61947e015", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b41699ebfe839e88e997b5f157cb10fd60e73b0a53a7c8da49f67ca61947e015", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b41699ebfe839e88e997b5f157cb10fd60e73b0a53a7c8da49f67ca61947e015", kill_on_drop: false }` [INFO] [stdout] b41699ebfe839e88e997b5f157cb10fd60e73b0a53a7c8da49f67ca61947e015 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7f43a40c386dc59d5114b1df55288a79fc1def30b01278ed85661bb682ca421f [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" "7f43a40c386dc59d5114b1df55288a79fc1def30b01278ed85661bb682ca421f", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.39 [INFO] [stderr] Compiling regex v0.2.10 [INFO] [stderr] Checking lazy_static v1.0.0 [INFO] [stderr] Checking utf8-ranges v1.0.0 [INFO] [stderr] Checking strsim v0.6.0 [INFO] [stderr] Checking serde v1.0.34 [INFO] [stderr] Compiling proc-macro2 v0.2.3 [INFO] [stderr] Checking regex-syntax v0.5.3 [INFO] [stderr] Checking thread_local v0.3.5 [INFO] [stderr] Compiling quote v0.4.2 [INFO] [stderr] Checking memchr v2.0.1 [INFO] [stderr] Checking termion v1.5.1 [INFO] [stderr] Checking aho-corasick v0.6.4 [INFO] [stderr] Compiling syn v0.12.14 [INFO] [stderr] Compiling serde_derive_internals v0.22.0 [INFO] [stderr] Compiling serde_derive v1.0.34 [INFO] [stderr] Checking docopt v0.8.3 [INFO] [stderr] Checking ngaro-rs v0.0.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:58:24 [INFO] [stdout] | [INFO] [stdout] 58 | let mut stdin: Box = Box::new(stdin.lock()); [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:58:24 [INFO] [stdout] | [INFO] [stdout] 58 | let mut stdin: Box = Box::new(stdin.lock()); [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/cpu.rs:20:21 [INFO] [stdout] | [INFO] [stdout] 20 | None => return $rval, [INFO] [stdout] | ^^^^^^^^^^^^ unreachable expression [INFO] [stdout] ... [INFO] [stdout] 133 | self.ip = get_memory!(self, self.ip, panic!("Jump out of bounds.")) - 1; [INFO] [stdout] | --------------------------------------------------------- [INFO] [stdout] | | | [INFO] [stdout] | | any code following this expression is unreachable [INFO] [stdout] | in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/cpu.rs:20:21 [INFO] [stdout] | [INFO] [stdout] 20 | None => return $rval, [INFO] [stdout] | ^^^^^^^^^^^^ unreachable expression [INFO] [stdout] ... [INFO] [stdout] 133 | self.ip = get_memory!(self, self.ip, panic!("Jump out of bounds.")) - 1; [INFO] [stdout] | --------------------------------------------------------- [INFO] [stdout] | | | [INFO] [stdout] | | any code following this expression is unreachable [INFO] [stdout] | in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Empty` [INFO] [stdout] --> src/cpu.rs:291:5 [INFO] [stdout] | [INFO] [stdout] 291 | Empty, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Empty` [INFO] [stdout] --> src/cpu.rs:291:5 [INFO] [stdout] | [INFO] [stdout] 291 | Empty, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 21.16s [INFO] running `Command { std: "docker" "inspect" "7f43a40c386dc59d5114b1df55288a79fc1def30b01278ed85661bb682ca421f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f43a40c386dc59d5114b1df55288a79fc1def30b01278ed85661bb682ca421f", kill_on_drop: false }` [INFO] [stdout] 7f43a40c386dc59d5114b1df55288a79fc1def30b01278ed85661bb682ca421f