[INFO] cloning repository https://github.com/mihyaeru21/brainfuck-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mihyaeru21/brainfuck-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmihyaeru21%2Fbrainfuck-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmihyaeru21%2Fbrainfuck-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 165b7eff7588e573be39072566c7f8f7d0d8cdb5 [INFO] testing mihyaeru21/brainfuck-rs against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmihyaeru21%2Fbrainfuck-rs" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mihyaeru21/brainfuck-rs on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mihyaeru21/brainfuck-rs [INFO] finished tweaking git repo https://github.com/mihyaeru21/brainfuck-rs [INFO] tweaked toml for git repo https://github.com/mihyaeru21/brainfuck-rs written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/mihyaeru21/brainfuck-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1475359abfe9ee4c6f443fe29136c4e28b2db9567221c3e82da732505f15f97e [INFO] running `Command { std: "docker" "start" "-a" "1475359abfe9ee4c6f443fe29136c4e28b2db9567221c3e82da732505f15f97e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1475359abfe9ee4c6f443fe29136c4e28b2db9567221c3e82da732505f15f97e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1475359abfe9ee4c6f443fe29136c4e28b2db9567221c3e82da732505f15f97e", kill_on_drop: false }` [INFO] [stdout] 1475359abfe9ee4c6f443fe29136c4e28b2db9567221c3e82da732505f15f97e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3c64554836d6fd6542652cb73bd6742f8a243f481247f69d5b477d8f05825163 [INFO] running `Command { std: "docker" "start" "-a" "3c64554836d6fd6542652cb73bd6742f8a243f481247f69d5b477d8f05825163", kill_on_drop: false }` [INFO] [stderr] Compiling brainfuck v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/error.rs:31:32 [INFO] [stdout] | [INFO] [stdout] 31 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 31 - fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] 31 + fn cause(&self) -> Option<&dyn error::Error> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:25:35 [INFO] [stdout] | [INFO] [stdout] 25 | Error::Io(ref e) => e.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/memory.rs:37:13 [INFO] [stdout] | [INFO] [stdout] 37 | let mut value = self.get_mut()?; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/memory.rs:47:13 [INFO] [stdout] | [INFO] [stdout] 47 | let mut value = self.get_mut()?; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/memory.rs:61:13 [INFO] [stdout] | [INFO] [stdout] 61 | let mut v = self.get_mut()?; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.89s [INFO] running `Command { std: "docker" "inspect" "3c64554836d6fd6542652cb73bd6742f8a243f481247f69d5b477d8f05825163", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3c64554836d6fd6542652cb73bd6742f8a243f481247f69d5b477d8f05825163", kill_on_drop: false }` [INFO] [stdout] 3c64554836d6fd6542652cb73bd6742f8a243f481247f69d5b477d8f05825163 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7e5195807adb0dd299dbbd843e54c106cfa4ef2f7a64eebfe21b760333f46a43 [INFO] running `Command { std: "docker" "start" "-a" "7e5195807adb0dd299dbbd843e54c106cfa4ef2f7a64eebfe21b760333f46a43", kill_on_drop: false }` [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/error.rs:31:32 [INFO] [stdout] | [INFO] [stdout] 31 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 31 - fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] 31 + fn cause(&self) -> Option<&dyn error::Error> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:25:35 [INFO] [stdout] | [INFO] [stdout] 25 | Error::Io(ref e) => e.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling brainfuck v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/memory.rs:37:13 [INFO] [stdout] | [INFO] [stdout] 37 | let mut value = self.get_mut()?; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/memory.rs:47:13 [INFO] [stdout] | [INFO] [stdout] 47 | let mut value = self.get_mut()?; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/memory.rs:61:13 [INFO] [stdout] | [INFO] [stdout] 61 | let mut v = self.get_mut()?; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/error.rs:31:32 [INFO] [stdout] | [INFO] [stdout] 31 | fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 31 - fn cause(&self) -> Option<&error::Error> { [INFO] [stdout] 31 + fn cause(&self) -> Option<&dyn error::Error> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:25:35 [INFO] [stdout] | [INFO] [stdout] 25 | Error::Io(ref e) => e.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/memory.rs:37:13 [INFO] [stdout] | [INFO] [stdout] 37 | let mut value = self.get_mut()?; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/memory.rs:47:13 [INFO] [stdout] | [INFO] [stdout] 47 | let mut value = self.get_mut()?; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/memory.rs:61:13 [INFO] [stdout] | [INFO] [stdout] 61 | let mut v = self.get_mut()?; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.29s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/brainfuck-e9c971fb0292a57a) [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/brainfuck-232c9024061c7edb) [INFO] [stderr] Executable tests/interpreter_test.rs (/opt/rustwide/target/debug/deps/interpreter_test-c5d778c569e24585) [INFO] running `Command { std: "docker" "inspect" "7e5195807adb0dd299dbbd843e54c106cfa4ef2f7a64eebfe21b760333f46a43", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7e5195807adb0dd299dbbd843e54c106cfa4ef2f7a64eebfe21b760333f46a43", kill_on_drop: false }` [INFO] [stdout] 7e5195807adb0dd299dbbd843e54c106cfa4ef2f7a64eebfe21b760333f46a43 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 115e074cf23aec43c97fd4a61a0f26d8d9ec3cc49bd94d498839db7e29d9f01a [INFO] running `Command { std: "docker" "start" "-a" "115e074cf23aec43c97fd4a61a0f26d8d9ec3cc49bd94d498839db7e29d9f01a", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/error.rs:31:32 [INFO] [stderr] | [INFO] [stderr] 31 | fn cause(&self) -> Option<&error::Error> { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 31 - fn cause(&self) -> Option<&error::Error> { [INFO] [stderr] 31 + fn cause(&self) -> Option<&dyn error::Error> { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/error.rs:25:35 [INFO] [stderr] | [INFO] [stderr] 25 | Error::Io(ref e) => e.description(), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/memory.rs:37:13 [INFO] [stderr] | [INFO] [stderr] 37 | let mut value = self.get_mut()?; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/memory.rs:47:13 [INFO] [stderr] | [INFO] [stderr] 47 | let mut value = self.get_mut()?; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/memory.rs:61:13 [INFO] [stderr] | [INFO] [stderr] 61 | let mut v = self.get_mut()?; [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: `brainfuck` (lib) generated 5 warnings [INFO] [stderr] warning: `brainfuck` (lib test) generated 5 warnings (5 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.28s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/brainfuck-e9c971fb0292a57a) [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] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/brainfuck-232c9024061c7edb) [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] [stderr] Running tests/interpreter_test.rs (/opt/rustwide/target/debug/deps/interpreter_test-c5d778c569e24585) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test run ... 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] [stderr] Doc-tests brainfuck [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" "115e074cf23aec43c97fd4a61a0f26d8d9ec3cc49bd94d498839db7e29d9f01a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "115e074cf23aec43c97fd4a61a0f26d8d9ec3cc49bd94d498839db7e29d9f01a", kill_on_drop: false }` [INFO] [stdout] 115e074cf23aec43c97fd4a61a0f26d8d9ec3cc49bd94d498839db7e29d9f01a