[INFO] fetching crate hrm_interpreter 0.2.0... [INFO] checking hrm_interpreter-0.2.0 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050 [INFO] extracting crate hrm_interpreter 0.2.0 into /workspace/builds/worker-5/source [INFO] validating manifest of crates.io crate hrm_interpreter 0.2.0 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate hrm_interpreter 0.2.0 [INFO] finished tweaking crates.io crate hrm_interpreter 0.2.0 [INFO] tweaked toml for crates.io crate hrm_interpreter 0.2.0 written to /workspace/builds/worker-5/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 183cfbed1b1772c58802c3b5bfa2412a7b8c9b2ee7ab32d51d950bae4e471daa [INFO] running `Command { std: "docker" "start" "-a" "183cfbed1b1772c58802c3b5bfa2412a7b8c9b2ee7ab32d51d950bae4e471daa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "183cfbed1b1772c58802c3b5bfa2412a7b8c9b2ee7ab32d51d950bae4e471daa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "183cfbed1b1772c58802c3b5bfa2412a7b8c9b2ee7ab32d51d950bae4e471daa", kill_on_drop: false }` [INFO] [stdout] 183cfbed1b1772c58802c3b5bfa2412a7b8c9b2ee7ab32d51d950bae4e471daa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fcbfb4dd56d3cd103d125e28c8719aa4ddee7bdd01d80d71e22ed35a1f9e9fa9 [INFO] running `Command { std: "docker" "start" "-a" "fcbfb4dd56d3cd103d125e28c8719aa4ddee7bdd01d80d71e22ed35a1f9e9fa9", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking ryu v1.0.5 [INFO] [stderr] Checking serde_json v1.0.64 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Checking hrm_interpreter v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `operation` [INFO] [stdout] --> src/operators/add.rs:257:7 [INFO] [stdout] | [INFO] [stdout] 257 | let operation = AddOp{cell: Location::Cell(0)}; [INFO] [stdout] | ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_operation` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/json.rs:43:8 [INFO] [stdout] | [INFO] [stdout] 43 | fn new(operation: String, operand: Option) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/json.rs:132:19 [INFO] [stdout] | [INFO] [stdout] 132 | else { panic!(format!("unrecognized operation {}", json_op.operation)) } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 132 | else { panic!("unrecognized operation {}", json_op.operation) } [INFO] [stdout] | -- -- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/json.rs:240:9 [INFO] [stdout] | [INFO] [stdout] 240 | file.write(raw_state.as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/json.rs:242:9 [INFO] [stdout] | [INFO] [stdout] 242 | file.write(b"\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/json.rs:132:19 [INFO] [stdout] | [INFO] [stdout] 132 | else { panic!(format!("unrecognized operation {}", json_op.operation)) } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the panic!() macro supports formatting, so there's no need for the format!() macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 132 | else { panic!("unrecognized operation {}", json_op.operation) } [INFO] [stdout] | -- -- [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/json.rs:240:9 [INFO] [stdout] | [INFO] [stdout] 240 | file.write(raw_state.as_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/json.rs:242:9 [INFO] [stdout] | [INFO] [stdout] 242 | file.write(b"\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 15.35s [INFO] running `Command { std: "docker" "inspect" "fcbfb4dd56d3cd103d125e28c8719aa4ddee7bdd01d80d71e22ed35a1f9e9fa9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fcbfb4dd56d3cd103d125e28c8719aa4ddee7bdd01d80d71e22ed35a1f9e9fa9", kill_on_drop: false }` [INFO] [stdout] fcbfb4dd56d3cd103d125e28c8719aa4ddee7bdd01d80d71e22ed35a1f9e9fa9