[INFO] cloning repository https://github.com/ColonelPhantom/brainiter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ColonelPhantom/brainiter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FColonelPhantom%2Fbrainiter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FColonelPhantom%2Fbrainiter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 67e2d2450546417420b1dd625cf0f3de1b8a01b3
[INFO] testing ColonelPhantom/brainiter against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FColonelPhantom%2Fbrainiter" "/workspace/builds/worker-61/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-61/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ColonelPhantom/brainiter on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ColonelPhantom/brainiter
[INFO] finished tweaking git repo https://github.com/ColonelPhantom/brainiter
[INFO] tweaked toml for git repo https://github.com/ColonelPhantom/brainiter written to /workspace/builds/worker-61/source/Cargo.toml
[INFO] crate git repo https://github.com/ColonelPhantom/brainiter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d1808cbfdc669c338b8e031d46d72360a2ee8a3bc6ce48a74867318afddbf920
[INFO] running `Command { std: "docker" "start" "-a" "d1808cbfdc669c338b8e031d46d72360a2ee8a3bc6ce48a74867318afddbf920", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1808cbfdc669c338b8e031d46d72360a2ee8a3bc6ce48a74867318afddbf920", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1808cbfdc669c338b8e031d46d72360a2ee8a3bc6ce48a74867318afddbf920", kill_on_drop: false }`
[INFO] [stdout] d1808cbfdc669c338b8e031d46d72360a2ee8a3bc6ce48a74867318afddbf920
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4dbd3a84891b1d4f9e79cd8fed169fac9b00ff1865e3d8dc2bd7f49634455553
[INFO] running `Command { std: "docker" "start" "-a" "4dbd3a84891b1d4f9e79cd8fed169fac9b00ff1865e3d8dc2bd7f49634455553", kill_on_drop: false }`
[INFO] [stderr]    Compiling brainfuck-mt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/to_c.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |             _ => panic!(),
[INFO] [stdout]    |             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `compile_c`
[INFO] [stdout]  --> src/to_c.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn compile_c(code: &Bytecode, tape_size: usize) -> String {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `compile_c_recurse`
[INFO] [stdout]   --> src/to_c.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn compile_c_recurse(code: &Bytecode) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.72s
[INFO] running `Command { std: "docker" "inspect" "4dbd3a84891b1d4f9e79cd8fed169fac9b00ff1865e3d8dc2bd7f49634455553", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dbd3a84891b1d4f9e79cd8fed169fac9b00ff1865e3d8dc2bd7f49634455553", kill_on_drop: false }`
[INFO] [stdout] 4dbd3a84891b1d4f9e79cd8fed169fac9b00ff1865e3d8dc2bd7f49634455553
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4998b2b0787d202071ba180dd43d2959b70c8beca9b110e17a968e1aa579ae5c
[INFO] running `Command { std: "docker" "start" "-a" "4998b2b0787d202071ba180dd43d2959b70c8beca9b110e17a968e1aa579ae5c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling brainfuck-mt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/to_c.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |             _ => panic!(),
[INFO] [stdout]    |             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `compile_c`
[INFO] [stdout]  --> src/to_c.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn compile_c(code: &Bytecode, tape_size: usize) -> String {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `compile_c_recurse`
[INFO] [stdout]   --> src/to_c.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn compile_c_recurse(code: &Bytecode) -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "4998b2b0787d202071ba180dd43d2959b70c8beca9b110e17a968e1aa579ae5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4998b2b0787d202071ba180dd43d2959b70c8beca9b110e17a968e1aa579ae5c", kill_on_drop: false }`
[INFO] [stdout] 4998b2b0787d202071ba180dd43d2959b70c8beca9b110e17a968e1aa579ae5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 030ee5d95acac67960bad0a4401f7722bdff632c05542c3160ce112896affe6d
[INFO] running `Command { std: "docker" "start" "-a" "030ee5d95acac67960bad0a4401f7722bdff632c05542c3160ce112896affe6d", kill_on_drop: false }`
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/to_c.rs:35:13
[INFO] [stderr]    |
[INFO] [stderr] 35 |             _ => panic!(),
[INFO] [stderr]    |             ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `compile_c`
[INFO] [stderr]  --> src/to_c.rs:3:8
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub fn compile_c(code: &Bytecode, tape_size: usize) -> String {
[INFO] [stderr]   |        ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `compile_c_recurse`
[INFO] [stderr]   --> src/to_c.rs:17:4
[INFO] [stderr]    |
[INFO] [stderr] 17 | fn compile_c_recurse(code: &Bytecode) -> String {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `brainfuck-mt` (bin "brainfuck-mt" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.45s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/brainfuck_mt-d76a3784c897f154)
[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" "030ee5d95acac67960bad0a4401f7722bdff632c05542c3160ce112896affe6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "030ee5d95acac67960bad0a4401f7722bdff632c05542c3160ce112896affe6d", kill_on_drop: false }`
[INFO] [stdout] 030ee5d95acac67960bad0a4401f7722bdff632c05542c3160ce112896affe6d