[INFO] cloning repository https://github.com/klieth/bf-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/klieth/bf-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fklieth%2Fbf-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fklieth%2Fbf-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ae9c7671f4e4d539bab0b58ba7e626d083a0786e
[INFO] testing klieth/bf-rs against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fklieth%2Fbf-rs" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/klieth/bf-rs
[INFO] finished tweaking git repo https://github.com/klieth/bf-rs
[INFO] tweaked toml for git repo https://github.com/klieth/bf-rs written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/klieth/bf-rs on toolchain ec6f9a5b4413f74386267ef8efc93712c2ce6db6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/klieth/bf-rs 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" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded numtoa v0.1.0
[INFO] [stderr]   Downloaded unicode-width v0.1.6
[INFO] [stderr]   Downloaded termion v1.5.4
[INFO] [stderr]   Downloaded clap v2.33.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 21f81f28be23729a2213177f93dd923762cf6e922e01e4ed66d51452b115fb5e
[INFO] running `Command { std: "docker" "start" "-a" "21f81f28be23729a2213177f93dd923762cf6e922e01e4ed66d51452b115fb5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21f81f28be23729a2213177f93dd923762cf6e922e01e4ed66d51452b115fb5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21f81f28be23729a2213177f93dd923762cf6e922e01e4ed66d51452b115fb5e", kill_on_drop: false }`
[INFO] [stdout] 21f81f28be23729a2213177f93dd923762cf6e922e01e4ed66d51452b115fb5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a4bd576eaf1c0f7613a9c96bff6786ff7040b96487f36680aa514b4a00f18de2
[INFO] running `Command { std: "docker" "start" "-a" "a4bd576eaf1c0f7613a9c96bff6786ff7040b96487f36680aa514b4a00f18de2", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling numtoa v0.1.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling termion v1.5.4
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling bf-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variants `PcOutOfBounds` and `MemoryError` are never constructed
[INFO] [stdout]  --> src/error.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum ProgramError {
[INFO] [stdout]   |          ------------ variants in this enum
[INFO] [stdout] 3 |     PcOutOfBounds,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 4 |     Eof,
[INFO] [stdout] 5 |     MemoryError,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ProgramError` 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: variant `RunToEndWithoutBreak` is never constructed
[INFO] [stdout]   --> src/interpreter/mod.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 45 | enum DebugCommand {
[INFO] [stdout]    |      ------------ variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 48 |     RunToEndWithoutBreak,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/interpreter/program.rs:140:45
[INFO] [stdout]     |
[INFO] [stdout] 140 | ...: Write>(&self, pc: usize, storage: &mut Storage, stdin: &mut I, stdout: &mut W) -> ProgramResult<ProgramStepResult> {
[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] 140 |     fn step<I: Iterator<Item=u8>, W: Write>(&self, pc: usize, storage: &mut Storage, stdin: &mut I, stdout: &mut W) -> ProgramResult<ProgramStepResult<'_>> {
[INFO] [stdout]     |                                                                                                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.70s
[INFO] running `Command { std: "docker" "inspect" "a4bd576eaf1c0f7613a9c96bff6786ff7040b96487f36680aa514b4a00f18de2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4bd576eaf1c0f7613a9c96bff6786ff7040b96487f36680aa514b4a00f18de2", kill_on_drop: false }`
[INFO] [stdout] a4bd576eaf1c0f7613a9c96bff6786ff7040b96487f36680aa514b4a00f18de2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c48abb35eeb1d1abea0125033bbcffd79dd9608d2e705cc7426fae89b68f84e4
[INFO] running `Command { std: "docker" "start" "-a" "c48abb35eeb1d1abea0125033bbcffd79dd9608d2e705cc7426fae89b68f84e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling bf-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variants `PcOutOfBounds` and `MemoryError` are never constructed
[INFO] [stdout]  --> src/error.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum ProgramError {
[INFO] [stdout]   |          ------------ variants in this enum
[INFO] [stdout] 3 |     PcOutOfBounds,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 4 |     Eof,
[INFO] [stdout] 5 |     MemoryError,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ProgramError` 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: variant `RunToEndWithoutBreak` is never constructed
[INFO] [stdout]   --> src/interpreter/mod.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 45 | enum DebugCommand {
[INFO] [stdout]    |      ------------ variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 48 |     RunToEndWithoutBreak,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/interpreter/program.rs:140:45
[INFO] [stdout]     |
[INFO] [stdout] 140 | ...: Write>(&self, pc: usize, storage: &mut Storage, stdin: &mut I, stdout: &mut W) -> ProgramResult<ProgramStepResult> {
[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] 140 |     fn step<I: Iterator<Item=u8>, W: Write>(&self, pc: usize, storage: &mut Storage, stdin: &mut I, stdout: &mut W) -> ProgramResult<ProgramStepResult<'_>> {
[INFO] [stdout]     |                                                                                                                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "c48abb35eeb1d1abea0125033bbcffd79dd9608d2e705cc7426fae89b68f84e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c48abb35eeb1d1abea0125033bbcffd79dd9608d2e705cc7426fae89b68f84e4", kill_on_drop: false }`
[INFO] [stdout] c48abb35eeb1d1abea0125033bbcffd79dd9608d2e705cc7426fae89b68f84e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+ec6f9a5b4413f74386267ef8efc93712c2ce6db6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dbdb86e228d4d77f7919692d1682ba805326fac2a2ac078df711846f52ad7248
[INFO] running `Command { std: "docker" "start" "-a" "dbdb86e228d4d77f7919692d1682ba805326fac2a2ac078df711846f52ad7248", kill_on_drop: false }`
[INFO] [stderr] warning: variants `PcOutOfBounds` and `MemoryError` are never constructed
[INFO] [stderr]  --> src/error.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub enum ProgramError {
[INFO] [stderr]   |          ------------ variants in this enum
[INFO] [stderr] 3 |     PcOutOfBounds,
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 4 |     Eof,
[INFO] [stderr] 5 |     MemoryError,
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `ProgramError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `RunToEndWithoutBreak` is never constructed
[INFO] [stderr]   --> src/interpreter/mod.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 45 | enum DebugCommand {
[INFO] [stderr]    |      ------------ variant in this enum
[INFO] [stderr] ...
[INFO] [stderr] 48 |     RunToEndWithoutBreak,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/interpreter/program.rs:140:45
[INFO] [stderr]     |
[INFO] [stderr] 140 | ...: Write>(&self, pc: usize, storage: &mut Storage, stdin: &mut I, stdout: &mut W) -> ProgramResult<ProgramStepResult> {
[INFO] [stderr]     |             ^^^^^ the lifetime is elided here                                                        ^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 140 |     fn step<I: Iterator<Item=u8>, W: Write>(&self, pc: usize, storage: &mut Storage, stdin: &mut I, stdout: &mut W) -> ProgramResult<ProgramStepResult<'_>> {
[INFO] [stderr]     |                                                                                                                                                       ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `bf-rs` (bin "bf-rs" test) generated 3 warnings (run `cargo fix --bin "bf-rs" -p bf-rs --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/bf_rs-56f845f6ff97c1e1)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::test_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dbdb86e228d4d77f7919692d1682ba805326fac2a2ac078df711846f52ad7248", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbdb86e228d4d77f7919692d1682ba805326fac2a2ac078df711846f52ad7248", kill_on_drop: false }`
[INFO] [stdout] dbdb86e228d4d77f7919692d1682ba805326fac2a2ac078df711846f52ad7248
