[INFO] fetching crate bfi 0.2.2...
[INFO] testing bfi-0.2.2 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate bfi 0.2.2 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate bfi 0.2.2 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bfi 0.2.2
[INFO] finished tweaking crates.io crate bfi 0.2.2
[INFO] tweaked toml for crates.io crate bfi 0.2.2 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b3de73cb87a1fc2e479a88b7ee6ee743a26772b5f1e80278b463d2959083139
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3b3de73cb87a1fc2e479a88b7ee6ee743a26772b5f1e80278b463d2959083139", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b3de73cb87a1fc2e479a88b7ee6ee743a26772b5f1e80278b463d2959083139", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b3de73cb87a1fc2e479a88b7ee6ee743a26772b5f1e80278b463d2959083139", kill_on_drop: false }`
[INFO] [stdout] 3b3de73cb87a1fc2e479a88b7ee6ee743a26772b5f1e80278b463d2959083139
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2b40de93147ffe055da1cbaf37b7af99e565105a5cc80307c4c0c69a5f9964a8
[INFO] running `Command { std: "docker" "start" "-a" "2b40de93147ffe055da1cbaf37b7af99e565105a5cc80307c4c0c69a5f9964a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling bfi v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/machine.rs:49:46
[INFO] [stdout]    |
[INFO] [stdout] 49 |         write!(f, "BrainfuckError: {}", self.description())
[INFO] [stdout]    |                                              ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "2b40de93147ffe055da1cbaf37b7af99e565105a5cc80307c4c0c69a5f9964a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b40de93147ffe055da1cbaf37b7af99e565105a5cc80307c4c0c69a5f9964a8", kill_on_drop: false }`
[INFO] [stdout] 2b40de93147ffe055da1cbaf37b7af99e565105a5cc80307c4c0c69a5f9964a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] eabae405a8da8cd3c49f3348fde2f2a5c2cb7e631c63a31510a4950dd325e57e
[INFO] running `Command { std: "docker" "start" "-a" "eabae405a8da8cd3c49f3348fde2f2a5c2cb7e631c63a31510a4950dd325e57e", kill_on_drop: false }`
[INFO] [stderr]    Compiling bfi v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/machine.rs:49:46
[INFO] [stdout]    |
[INFO] [stdout] 49 |         write!(f, "BrainfuckError: {}", self.description())
[INFO] [stdout]    |                                              ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[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/machine.rs:49:46
[INFO] [stdout]    |
[INFO] [stdout] 49 |         write!(f, "BrainfuckError: {}", self.description())
[INFO] [stdout]    |                                              ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "eabae405a8da8cd3c49f3348fde2f2a5c2cb7e631c63a31510a4950dd325e57e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eabae405a8da8cd3c49f3348fde2f2a5c2cb7e631c63a31510a4950dd325e57e", kill_on_drop: false }`
[INFO] [stdout] eabae405a8da8cd3c49f3348fde2f2a5c2cb7e631c63a31510a4950dd325e57e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6dff484257bd1b6be7de3888a1fb2315059f0b0ba8e4396f7082c1b298ddd9b1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6dff484257bd1b6be7de3888a1fb2315059f0b0ba8e4396f7082c1b298ddd9b1", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::input_err ... ok
[INFO] [stdout] test tests::benchmark ... ok
[INFO] [stdout] test tests::memory_err ... ok
[INFO] [stdout] test tests::simple ... ok
[INFO] [stdout] test tests::syntax_err ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/machine.rs:49:46
[INFO] [stderr]    |
[INFO] [stderr] 49 |         write!(f, "BrainfuckError: {}", self.description())
[INFO] [stderr]    |                                              ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `bfi` (lib) generated 1 warning
[INFO] [stderr] warning: `bfi` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bfi-97192a4e2e15eaa3)
[INFO] [stderr]    Doc-tests bfi
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/machine.rs - machine::BfMachine::exec (line 181) ... ok
[INFO] [stdout] test src/machine.rs - machine::BfMachine::with_capacity (line 92) ... ok
[INFO] [stdout] test src/machine.rs - machine::BfMachine::exec (line 148) ... ok
[INFO] [stdout] test src/str.rs - str::b (line 25) ... ok
[INFO] [stdout] test src/machine.rs - machine::BfMachine::tape_mut (line 124) ... ok
[INFO] [stdout] test src/machine.rs - machine::BfMachine::exec (line 164) ... ok
[INFO] [stdout] test src/machine.rs - machine::BfMachine::new (line 68) ... ok
[INFO] [stdout] test src/machine.rs - machine::BfMachine::tape (line 110) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.95s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6dff484257bd1b6be7de3888a1fb2315059f0b0ba8e4396f7082c1b298ddd9b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dff484257bd1b6be7de3888a1fb2315059f0b0ba8e4396f7082c1b298ddd9b1", kill_on_drop: false }`
[INFO] [stdout] 6dff484257bd1b6be7de3888a1fb2315059f0b0ba8e4396f7082c1b298ddd9b1