[INFO] fetching crate fk_std 0.3.3...
[INFO] testing fk_std-0.3.3 against 1.55.0 for beta-1.56-1
[INFO] extracting crate fk_std 0.3.3 into /workspace/builds/worker-69/source
[INFO] validating manifest of crates.io crate fk_std 0.3.3 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fk_std 0.3.3
[INFO] finished tweaking crates.io crate fk_std 0.3.3
[INFO] tweaked toml for crates.io crate fk_std 0.3.3 written to /workspace/builds/worker-69/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 27e3ed3919c5d9aec6834ebcdd40ab48c440a498779fdb7e41c6560c201775e4
[INFO] running `Command { std: "docker" "start" "-a" "27e3ed3919c5d9aec6834ebcdd40ab48c440a498779fdb7e41c6560c201775e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27e3ed3919c5d9aec6834ebcdd40ab48c440a498779fdb7e41c6560c201775e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27e3ed3919c5d9aec6834ebcdd40ab48c440a498779fdb7e41c6560c201775e4", kill_on_drop: false }`
[INFO] [stdout] 27e3ed3919c5d9aec6834ebcdd40ab48c440a498779fdb7e41c6560c201775e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e691ffd16b775f97969edfe8d4d8ff0f0d0c0a1d7bf1cee7576ccfbe3e9f0d5c
[INFO] running `Command { std: "docker" "start" "-a" "e691ffd16b775f97969edfe8d4d8ff0f0d0c0a1d7bf1cee7576ccfbe3e9f0d5c", kill_on_drop: false }`
[INFO] [stderr]    Compiling fk_std v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `c_char` should have an upper camel case name
[INFO] [stdout]  --> src/x86/types.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub type c_char = i8;
[INFO] [stdout]   |          ^^^^^^ help: convert the identifier to upper camel case: `CChar`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `c_int` should have an upper camel case name
[INFO] [stdout]  --> src/x86/types.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub type c_int = i32;
[INFO] [stdout]   |          ^^^^^ help: convert the identifier to upper camel case: `CInt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `c_char` should have an upper camel case name
[INFO] [stdout]  --> src/arm/types.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub type c_char = u8;
[INFO] [stdout]   |          ^^^^^^ help: convert the identifier to upper camel case: `CChar`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `c_int` should have an upper camel case name
[INFO] [stdout]  --> src/arm/types.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub type c_int = i32;
[INFO] [stdout]   |          ^^^^^ help: convert the identifier to upper camel case: `CInt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `c_char`
[INFO] [stdout]  --> src/arm/types.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub type c_char = u8;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `c_int`
[INFO] [stdout]  --> src/arm/types.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub type c_int = i32;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "e691ffd16b775f97969edfe8d4d8ff0f0d0c0a1d7bf1cee7576ccfbe3e9f0d5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e691ffd16b775f97969edfe8d4d8ff0f0d0c0a1d7bf1cee7576ccfbe3e9f0d5c", kill_on_drop: false }`
[INFO] [stdout] e691ffd16b775f97969edfe8d4d8ff0f0d0c0a1d7bf1cee7576ccfbe3e9f0d5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cee3fabd206d03db1c436acee0b86ae3d6d85e714fee5d50cedf66094ec6dc3c
[INFO] running `Command { std: "docker" "start" "-a" "cee3fabd206d03db1c436acee0b86ae3d6d85e714fee5d50cedf66094ec6dc3c", kill_on_drop: false }`
[INFO] [stderr]    Compiling fk_std v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `c_char` should have an upper camel case name
[INFO] [stdout]  --> src/x86/types.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub type c_char = i8;
[INFO] [stdout]   |          ^^^^^^ help: convert the identifier to upper camel case: `CChar`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `c_int` should have an upper camel case name
[INFO] [stdout]  --> src/x86/types.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub type c_int = i32;
[INFO] [stdout]   |          ^^^^^ help: convert the identifier to upper camel case: `CInt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `c_char` should have an upper camel case name
[INFO] [stdout]  --> src/arm/types.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub type c_char = u8;
[INFO] [stdout]   |          ^^^^^^ help: convert the identifier to upper camel case: `CChar`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `c_int` should have an upper camel case name
[INFO] [stdout]  --> src/arm/types.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub type c_int = i32;
[INFO] [stdout]   |          ^^^^^ help: convert the identifier to upper camel case: `CInt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `c_char`
[INFO] [stdout]  --> src/arm/types.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub type c_char = u8;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `c_int`
[INFO] [stdout]  --> src/arm/types.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub type c_int = i32;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `c_char` should have an upper camel case name
[INFO] [stdout]  --> src/x86/types.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub type c_char = i8;
[INFO] [stdout]   |          ^^^^^^ help: convert the identifier to upper camel case: `CChar`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `c_int` should have an upper camel case name
[INFO] [stdout]  --> src/x86/types.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub type c_int = i32;
[INFO] [stdout]   |          ^^^^^ help: convert the identifier to upper camel case: `CInt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `c_char` should have an upper camel case name
[INFO] [stdout]  --> src/arm/types.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub type c_char = u8;
[INFO] [stdout]   |          ^^^^^^ help: convert the identifier to upper camel case: `CChar`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `c_int` should have an upper camel case name
[INFO] [stdout]  --> src/arm/types.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub type c_int = i32;
[INFO] [stdout]   |          ^^^^^ help: convert the identifier to upper camel case: `CInt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `c_char`
[INFO] [stdout]  --> src/arm/types.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub type c_char = u8;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `c_int`
[INFO] [stdout]  --> src/arm/types.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub type c_int = i32;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "cee3fabd206d03db1c436acee0b86ae3d6d85e714fee5d50cedf66094ec6dc3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cee3fabd206d03db1c436acee0b86ae3d6d85e714fee5d50cedf66094ec6dc3c", kill_on_drop: false }`
[INFO] [stdout] cee3fabd206d03db1c436acee0b86ae3d6d85e714fee5d50cedf66094ec6dc3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6dc6cb65c09ef8b2b2d09320175511587225ab3bf29e76f68a0275245db7347d
[INFO] running `Command { std: "docker" "start" "-a" "6dc6cb65c09ef8b2b2d09320175511587225ab3bf29e76f68a0275245db7347d", kill_on_drop: false }`
[INFO] [stderr] warning: type `c_char` should have an upper camel case name
[INFO] [stderr]  --> src/x86/types.rs:2:10
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub type c_char = i8;
[INFO] [stderr]   |          ^^^^^^ help: convert the identifier to upper camel case: `CChar`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type `c_int` should have an upper camel case name
[INFO] [stderr]  --> src/x86/types.rs:3:10
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub type c_int = i32;
[INFO] [stderr]   |          ^^^^^ help: convert the identifier to upper camel case: `CInt`
[INFO] [stderr] 
[INFO] [stderr] warning: type `c_char` should have an upper camel case name
[INFO] [stderr]  --> src/arm/types.rs:2:10
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub type c_char = u8;
[INFO] [stderr]   |          ^^^^^^ help: convert the identifier to upper camel case: `CChar`
[INFO] [stderr] 
[INFO] [stderr] warning: type `c_int` should have an upper camel case name
[INFO] [stderr]  --> src/arm/types.rs:3:10
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub type c_int = i32;
[INFO] [stderr]   |          ^^^^^ help: convert the identifier to upper camel case: `CInt`
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `c_char`
[INFO] [stderr]  --> src/arm/types.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub type c_char = u8;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `c_int`
[INFO] [stderr]  --> src/arm/types.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub type c_int = i32;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `fk_std` (lib) generated 6 warnings
[INFO] [stderr] warning: `fk_std` (lib test) generated 6 warnings (6 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fk_std-8ab4bff6219552ed)
[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]    Doc-tests fk_std
[INFO] [stderr] warning: type `c_char` should have an upper camel case name
[INFO] [stderr]  --> /opt/rustwide/workdir/src/x86/types.rs:2:10
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub type c_char = i8;
[INFO] [stderr]   |          ^^^^^^ help: convert the identifier to upper camel case: `CChar`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type `c_int` should have an upper camel case name
[INFO] [stderr]  --> /opt/rustwide/workdir/src/x86/types.rs:3:10
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub type c_int = i32;
[INFO] [stderr]   |          ^^^^^ help: convert the identifier to upper camel case: `CInt`
[INFO] [stderr] 
[INFO] [stderr] warning: type `c_char` should have an upper camel case name
[INFO] [stderr]  --> /opt/rustwide/workdir/src/arm/types.rs:2:10
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub type c_char = u8;
[INFO] [stderr]   |          ^^^^^^ help: convert the identifier to upper camel case: `CChar`
[INFO] [stderr] 
[INFO] [stderr] warning: type `c_int` should have an upper camel case name
[INFO] [stderr]  --> /opt/rustwide/workdir/src/arm/types.rs:3:10
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub type c_int = i32;
[INFO] [stderr]   |          ^^^^^ help: convert the identifier to upper camel case: `CInt`
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stdout] running 0 tests
[INFO] [stderr] 
[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" "6dc6cb65c09ef8b2b2d09320175511587225ab3bf29e76f68a0275245db7347d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6dc6cb65c09ef8b2b2d09320175511587225ab3bf29e76f68a0275245db7347d", kill_on_drop: false }`
[INFO] [stdout] 6dc6cb65c09ef8b2b2d09320175511587225ab3bf29e76f68a0275245db7347d