[INFO] cloning repository https://github.com/MackieLoeffel/rusty-jvm [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MackieLoeffel/rusty-jvm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMackieLoeffel%2Frusty-jvm", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMackieLoeffel%2Frusty-jvm'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6eacfb29a6941c15c43925902a0faaf6ff67a6fe [INFO] checking MackieLoeffel/rusty-jvm against master#a5f164faad4a2fed606b8160fd7ecd2d5cbba381 for pr-84920 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMackieLoeffel%2Frusty-jvm" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/MackieLoeffel/rusty-jvm on toolchain a5f164faad4a2fed606b8160fd7ecd2d5cbba381 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/MackieLoeffel/rusty-jvm [INFO] finished tweaking git repo https://github.com/MackieLoeffel/rusty-jvm [INFO] tweaked toml for git repo https://github.com/MackieLoeffel/rusty-jvm written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/MackieLoeffel/rusty-jvm already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 03d96fcc28edc3f428936ef36a046e0f13ca0670ef138d38a8c00ebc6cb1ef0a [INFO] running `Command { std: "docker" "start" "-a" "03d96fcc28edc3f428936ef36a046e0f13ca0670ef138d38a8c00ebc6cb1ef0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "03d96fcc28edc3f428936ef36a046e0f13ca0670ef138d38a8c00ebc6cb1ef0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "03d96fcc28edc3f428936ef36a046e0f13ca0670ef138d38a8c00ebc6cb1ef0a", kill_on_drop: false }` [INFO] [stdout] 03d96fcc28edc3f428936ef36a046e0f13ca0670ef138d38a8c00ebc6cb1ef0a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+a5f164faad4a2fed606b8160fd7ecd2d5cbba381" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] aa923bf9669b6e6e97fa0107e56dd77fe9e400b91cf61fb35aa14d74d37629c1 [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" "aa923bf9669b6e6e97fa0107e56dd77fe9e400b91cf61fb35aa14d74d37629c1", kill_on_drop: false }` [INFO] [stderr] Checking nom v1.2.4 [INFO] [stderr] Checking bitflags v0.7.1 [INFO] [stderr] Checking nom v2.1.0 [INFO] [stderr] Checking classfile-parser v0.1.0 (https://github.com/MackieLoeffel/classfile-parser.git#f3ba2d11) [INFO] [stderr] Checking rusty-jvm v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/errors.rs:47:32 [INFO] [stdout] | [INFO] [stdout] 47 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/errors.rs:49:93 [INFO] [stdout] | [INFO] [stdout] 49 | ClassLoadingError::NoClassDefFound(ref err) => err.as_ref().err().map(|e| e as &error::Error), [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/errors.rs:47:32 [INFO] [stdout] | [INFO] [stdout] 47 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/errors.rs:49:93 [INFO] [stdout] | [INFO] [stdout] 49 | ClassLoadingError::NoClassDefFound(ref err) => err.as_ref().err().map(|e| e as &error::Error), [INFO] [stdout] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/class.rs:117:17 [INFO] [stdout] | [INFO] [stdout] 117 | sum += class.instance_fields().iter().map(|f| f.size()).sum(); [INFO] [stdout] | ^^ cannot infer type [INFO] [stdout] | [INFO] [stdout] help: consider specifying the type argument in the method call [INFO] [stdout] | [INFO] [stdout] 117 | sum += class.instance_fields().iter().map(|f| f.size()).sum::(); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> src/class.rs:117:17 [INFO] [stdout] | [INFO] [stdout] 117 | sum += class.instance_fields().iter().map(|f| f.size()).sum(); [INFO] [stdout] | ^^ cannot infer type [INFO] [stdout] | [INFO] [stdout] help: consider specifying the type argument in the method call [INFO] [stdout] | [INFO] [stdout] 117 | sum += class.instance_fields().iter().map(|f| f.size()).sum::(); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rusty-jvm` [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; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "aa923bf9669b6e6e97fa0107e56dd77fe9e400b91cf61fb35aa14d74d37629c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aa923bf9669b6e6e97fa0107e56dd77fe9e400b91cf61fb35aa14d74d37629c1", kill_on_drop: false }` [INFO] [stdout] aa923bf9669b6e6e97fa0107e56dd77fe9e400b91cf61fb35aa14d74d37629c1