[INFO] cloning repository https://github.com/heavypackets/rusty-state-graph [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/heavypackets/rusty-state-graph" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fheavypackets%2Frusty-state-graph", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fheavypackets%2Frusty-state-graph'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7917b6691fb4b5fbd600cec6c8688768c662bd56 [INFO] testing heavypackets/rusty-state-graph against try#17092ad00ed8fe1e7f81a7e38238ff70779034b1 for pr-140985 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fheavypackets%2Frusty-state-graph" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/heavypackets/rusty-state-graph on toolchain 17092ad00ed8fe1e7f81a7e38238ff70779034b1 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/heavypackets/rusty-state-graph [INFO] finished tweaking git repo https://github.com/heavypackets/rusty-state-graph [INFO] tweaked toml for git repo https://github.com/heavypackets/rusty-state-graph written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/heavypackets/rusty-state-graph already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [INFO] testing heavypackets/rusty-state-graph against try#17092ad00ed8fe1e7f81a7e38238ff70779034b1 for pr-140985 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fheavypackets%2Frusty-state-graph" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/heavypackets/rusty-state-graph on toolchain 17092ad00ed8fe1e7f81a7e38238ff70779034b1 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/heavypackets/rusty-state-graph [INFO] finished tweaking git repo https://github.com/heavypackets/rusty-state-graph [INFO] tweaked toml for git repo https://github.com/heavypackets/rusty-state-graph written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/heavypackets/rusty-state-graph already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded regex v1.1.7 [INFO] [stderr] Downloaded regex-syntax v0.6.7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0376a6330dfcb0897b681e5705c28d2a707b20c6b1768962c21f848f494f72b0 [INFO] running `Command { std: "docker" "start" "-a" "0376a6330dfcb0897b681e5705c28d2a707b20c6b1768962c21f848f494f72b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0376a6330dfcb0897b681e5705c28d2a707b20c6b1768962c21f848f494f72b0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0376a6330dfcb0897b681e5705c28d2a707b20c6b1768962c21f848f494f72b0", kill_on_drop: false }` [INFO] [stdout] 0376a6330dfcb0897b681e5705c28d2a707b20c6b1768962c21f848f494f72b0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 741615d470fd77351ce67a4a74af8591af1a98d9854074d3129f0a288af28d48 [INFO] running `Command { std: "docker" "start" "-a" "741615d470fd77351ce67a4a74af8591af1a98d9854074d3129f0a288af28d48", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.4 [INFO] [stderr] Compiling libc v0.2.58 [INFO] [stderr] Compiling cfg-if v0.1.9 [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling rand_core v0.4.0 [INFO] [stderr] Compiling futures v0.1.28 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling scopeguard v0.3.3 [INFO] [stderr] Compiling slab v0.4.2 [INFO] [stderr] Compiling stable_deref_trait v1.1.1 [INFO] [stderr] Compiling smallvec v0.6.10 [INFO] [stderr] Compiling arrayvec v0.4.10 [INFO] [stderr] Compiling fnv v1.0.6 [INFO] [stderr] Compiling nodrop v0.1.13 [INFO] [stderr] Compiling memoffset v0.2.1 [INFO] [stderr] Compiling log v0.4.6 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling owning_ref v0.4.0 [INFO] [stderr] Compiling memchr v2.2.0 [INFO] [stderr] Compiling regex v1.1.7 [INFO] [stderr] Compiling crossbeam-utils v0.6.5 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling lock_api v0.1.5 [INFO] [stderr] Compiling ucd-util v0.1.3 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling utf8-ranges v1.0.3 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling regex-syntax v0.6.7 [INFO] [stderr] Compiling tokio-trace-core v0.2.0 [INFO] [stderr] Compiling difference v2.0.0 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling normalize-line-endings v0.2.2 [INFO] [stderr] Compiling crossbeam-queue v0.1.2 [INFO] [stderr] Compiling predicates-core v1.0.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling aho-corasick v0.7.4 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Compiling crossbeam-epoch v0.7.1 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling num_cpus v1.10.1 [INFO] [stderr] Compiling crossbeam-deque v0.7.1 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling float-cmp v0.4.0 [INFO] [stderr] Compiling mio v0.6.19 [INFO] [stderr] Compiling mio-uds v0.6.7 [INFO] [stderr] Compiling tokio-executor v0.1.7 [INFO] [stderr] Compiling tokio-io v0.1.12 [INFO] [stderr] Compiling tokio-sync v0.1.6 [INFO] [stderr] Compiling tokio-timer v0.2.11 [INFO] [stderr] Compiling tokio-current-thread v0.1.6 [INFO] [stderr] Compiling tokio-codec v0.1.1 [INFO] [stderr] Compiling tokio-threadpool v0.1.14 [INFO] [stderr] Compiling parking_lot v0.7.1 [INFO] [stderr] Compiling tokio-fs v0.1.6 [INFO] [stderr] Compiling tokio-reactor v0.1.9 [INFO] [stderr] Compiling tokio-tcp v0.1.3 [INFO] [stderr] Compiling tokio-uds v0.2.5 [INFO] [stderr] Compiling tokio-udp v0.1.3 [INFO] [stderr] Compiling predicates v1.0.1 [INFO] [stderr] Compiling tokio v0.1.21 [INFO] [stderr] Compiling state-machine v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the feature `try_from` has been stable since 1.34.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(try_from)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/main.rs:67:17 [INFO] [stdout] | [INFO] [stdout] 67 | Err(e) => Err(Error {}), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/main.rs:106:17 [INFO] [stdout] | [INFO] [stdout] 106 | Err(e) => Err(Error {}), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `trace` is never used [INFO] [stdout] --> src/node.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 13 | pub trait Node: Future { [INFO] [stdout] | ---- method in this trait [INFO] [stdout] 14 | fn state(&self) -> &T; [INFO] [stdout] 15 | fn trace(&self) -> Trace; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:128:5 [INFO] [stdout] | [INFO] [stdout] 128 | entry.poll(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 128 | let _ = entry.poll(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:129:5 [INFO] [stdout] | [INFO] [stdout] 129 | entry.poll(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 129 | let _ = entry.poll(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:130:5 [INFO] [stdout] | [INFO] [stdout] 130 | entry.poll(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 130 | let _ = entry.poll(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:131:5 [INFO] [stdout] | [INFO] [stdout] 131 | entry.poll(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 131 | let _ = entry.poll(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:132:5 [INFO] [stdout] | [INFO] [stdout] 132 | entry.poll(); // state = 5 [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 132 | let _ = entry.poll(); // state = 5 [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.92s [INFO] running `Command { std: "docker" "inspect" "741615d470fd77351ce67a4a74af8591af1a98d9854074d3129f0a288af28d48", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "741615d470fd77351ce67a4a74af8591af1a98d9854074d3129f0a288af28d48", kill_on_drop: false }` [INFO] [stdout] 741615d470fd77351ce67a4a74af8591af1a98d9854074d3129f0a288af28d48 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b19a860df4541881d3d0182279df36617eef7172615f00852cc6db105cadc3f0 [INFO] running `Command { std: "docker" "start" "-a" "b19a860df4541881d3d0182279df36617eef7172615f00852cc6db105cadc3f0", kill_on_drop: false }` [INFO] [stderr] Compiling state-machine v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the feature `try_from` has been stable since 1.34.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(try_from)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/main.rs:67:17 [INFO] [stdout] | [INFO] [stdout] 67 | Err(e) => Err(Error {}), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `e` [INFO] [stdout] --> src/main.rs:106:17 [INFO] [stdout] | [INFO] [stdout] 106 | Err(e) => Err(Error {}), [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `trace` is never used [INFO] [stdout] --> src/node.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 13 | pub trait Node: Future { [INFO] [stdout] | ---- method in this trait [INFO] [stdout] 14 | fn state(&self) -> &T; [INFO] [stdout] 15 | fn trace(&self) -> Trace; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:128:5 [INFO] [stdout] | [INFO] [stdout] 128 | entry.poll(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 128 | let _ = entry.poll(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:129:5 [INFO] [stdout] | [INFO] [stdout] 129 | entry.poll(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 129 | let _ = entry.poll(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:130:5 [INFO] [stdout] | [INFO] [stdout] 130 | entry.poll(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 130 | let _ = entry.poll(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:131:5 [INFO] [stdout] | [INFO] [stdout] 131 | entry.poll(); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 131 | let _ = entry.poll(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:132:5 [INFO] [stdout] | [INFO] [stdout] 132 | entry.poll(); // state = 5 [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 132 | let _ = entry.poll(); // state = 5 [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s [INFO] running `Command { std: "docker" "inspect" "b19a860df4541881d3d0182279df36617eef7172615f00852cc6db105cadc3f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b19a860df4541881d3d0182279df36617eef7172615f00852cc6db105cadc3f0", kill_on_drop: false }` [INFO] [stdout] b19a860df4541881d3d0182279df36617eef7172615f00852cc6db105cadc3f0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e1752647d1d6e3692b0fa6a591ca79c0670e949e96a7fc8b7f1ea4c5718fc448 [INFO] running `Command { std: "docker" "start" "-a" "e1752647d1d6e3692b0fa6a591ca79c0670e949e96a7fc8b7f1ea4c5718fc448", kill_on_drop: false }` [INFO] [stderr] warning: the feature `try_from` has been stable since 1.34.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/main.rs:1:12 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(try_from)] [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(stable_features)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/main.rs:67:17 [INFO] [stderr] | [INFO] [stderr] 67 | Err(e) => Err(Error {}), [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `e` [INFO] [stderr] --> src/main.rs:106:17 [INFO] [stderr] | [INFO] [stderr] 106 | Err(e) => Err(Error {}), [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_e` [INFO] [stderr] [INFO] [stderr] warning: method `trace` is never used [INFO] [stderr] --> src/node.rs:15:8 [INFO] [stderr] | [INFO] [stderr] 13 | pub trait Node: Future { [INFO] [stderr] | ---- method in this trait [INFO] [stderr] 14 | fn state(&self) -> &T; [INFO] [stderr] 15 | fn trace(&self) -> Trace; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:128:5 [INFO] [stderr] | [INFO] [stderr] 128 | entry.poll(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 128 | let _ = entry.poll(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:129:5 [INFO] [stderr] | [INFO] [stderr] 129 | entry.poll(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 129 | let _ = entry.poll(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:130:5 [INFO] [stderr] | [INFO] [stderr] 130 | entry.poll(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 130 | let _ = entry.poll(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:131:5 [INFO] [stderr] | [INFO] [stderr] 131 | entry.poll(); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 131 | let _ = entry.poll(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:132:5 [INFO] [stderr] | [INFO] [stderr] 132 | entry.poll(); // state = 5 [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 132 | let _ = entry.poll(); // state = 5 [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `state-machine` (bin "state-machine" test) generated 9 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/state_machine-fc3b0b6077a25e97) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "e1752647d1d6e3692b0fa6a591ca79c0670e949e96a7fc8b7f1ea4c5718fc448", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e1752647d1d6e3692b0fa6a591ca79c0670e949e96a7fc8b7f1ea4c5718fc448", kill_on_drop: false }` [INFO] [stdout] e1752647d1d6e3692b0fa6a591ca79c0670e949e96a7fc8b7f1ea4c5718fc448