[INFO] cloning repository https://github.com/johnward/bft [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/johnward/bft" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohnward%2Fbft", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohnward%2Fbft'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c167d9a66aece1c6c434135eb96da1e202ac5bc1 [INFO] testing johnward/bft against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjohnward%2Fbft" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/johnward/bft [INFO] finished tweaking git repo https://github.com/johnward/bft [INFO] tweaked toml for git repo https://github.com/johnward/bft written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/johnward/bft on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/johnward/bft 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded atty v0.2.13 [INFO] [stderr] Downloaded strsim v0.8.0 [INFO] [stderr] Downloaded textwrap v0.11.0 [INFO] [stderr] Downloaded clap v2.33.0 [INFO] [stderr] Downloaded winapi-i686-pc-windows-gnu v0.4.0 [INFO] [stderr] Downloaded bitflags v1.1.0 [INFO] [stderr] Downloaded ansi_term v0.11.0 [INFO] [stderr] Downloaded unicode-width v0.1.6 [INFO] [stderr] Downloaded vec_map v0.8.1 [INFO] [stderr] Downloaded libc v0.2.62 [INFO] [stderr] Downloaded winapi v0.3.8 [INFO] [stderr] Downloaded winapi-x86_64-pc-windows-gnu v0.4.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d6c15c049f0afe277ce160e1a6746a6e945cea0d68e357547e0e7a14c7b2033b [INFO] running `Command { std: "docker" "start" "-a" "d6c15c049f0afe277ce160e1a6746a6e945cea0d68e357547e0e7a14c7b2033b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d6c15c049f0afe277ce160e1a6746a6e945cea0d68e357547e0e7a14c7b2033b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d6c15c049f0afe277ce160e1a6746a6e945cea0d68e357547e0e7a14c7b2033b", kill_on_drop: false }` [INFO] [stdout] d6c15c049f0afe277ce160e1a6746a6e945cea0d68e357547e0e7a14c7b2033b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ddc9bf56c6e1adc73e987d4a399175389490b3d2ecdbd0e512b6c44f47bcd987 [INFO] running `Command { std: "docker" "start" "-a" "ddc9bf56c6e1adc73e987d4a399175389490b3d2ecdbd0e512b6c44f47bcd987", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Compiling unicode-width v0.1.6 [INFO] [stderr] Compiling bft_types v0.1.0 (/opt/rustwide/workdir/bft_types) [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling bft_interp v0.1.0 (/opt/rustwide/workdir/bft_interp) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> bft_interp/src/lib.rs:50:13 [INFO] [stdout] | [INFO] [stdout] 50 | (number_to_add - ((u8::max_value() - current_number) + 1)) // + 1 to take into account the zero [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 50 - (number_to_add - ((u8::max_value() - current_number) + 1)) // + 1 to take into account the zero [INFO] [stdout] 50 + number_to_add - ((u8::max_value() - current_number) + 1) // + 1 to take into account the zero [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> bft_interp/src/lib.rs:59:13 [INFO] [stdout] | [INFO] [stdout] 59 | (u8::max_value() - ((number_to_sub - current_number) - 1)) // - 1 to take into account the zero [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 59 - (u8::max_value() - ((number_to_sub - current_number) - 1)) // - 1 to take into account the zero [INFO] [stdout] 59 + u8::max_value() - ((number_to_sub - current_number) - 1) // - 1 to take into account the zero [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `can_grow` is never read [INFO] [stdout] --> bft_interp/src/lib.rs:103:5 [INFO] [stdout] | [INFO] [stdout] 99 | pub struct BFVirtualMachine<'a, T> { [INFO] [stdout] | ---------------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 103 | can_grow: bool, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `BFVirtualMachine` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> bft_interp/src/lib.rs:114:27 [INFO] [stdout] | [INFO] [stdout] 114 | pub fn new(a_program: &BFProgram, can_grow: bool, tape_size: usize) -> BFVirtualMachine { [INFO] [stdout] | ^^^^^^^^^^ the lifetime is elided here ^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 114 | pub fn new(a_program: &BFProgram, can_grow: bool, tape_size: usize) -> BFVirtualMachine<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stdout] error: failed to build archive at `/opt/rustwide/target/debug/deps/libclap-f3b02552784e7bc8.rlib`: No space left on device (os error 28) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `clap` (lib) due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "ddc9bf56c6e1adc73e987d4a399175389490b3d2ecdbd0e512b6c44f47bcd987", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ddc9bf56c6e1adc73e987d4a399175389490b3d2ecdbd0e512b6c44f47bcd987", kill_on_drop: false }` [INFO] [stdout] ddc9bf56c6e1adc73e987d4a399175389490b3d2ecdbd0e512b6c44f47bcd987