[INFO] crate thin_cstr 0.1.1 is already in cache
[INFO] testing thin_cstr-0.1.1 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] extracting crate thin_cstr 0.1.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate thin_cstr 0.1.1 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate thin_cstr 0.1.1
[INFO] finished tweaking crates.io crate thin_cstr 0.1.1
[INFO] tweaked toml for crates.io crate thin_cstr 0.1.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] de9febcfbdb0e05d92e4096b2f002495b9faf2c45dd004752e75e25e4df92b75
[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" "de9febcfbdb0e05d92e4096b2f002495b9faf2c45dd004752e75e25e4df92b75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de9febcfbdb0e05d92e4096b2f002495b9faf2c45dd004752e75e25e4df92b75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de9febcfbdb0e05d92e4096b2f002495b9faf2c45dd004752e75e25e4df92b75", kill_on_drop: false }`
[INFO] [stdout] de9febcfbdb0e05d92e4096b2f002495b9faf2c45dd004752e75e25e4df92b75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0447f91f0a91ce1df885db940b14e83ae0bacd25ec276fa94b0c86716721e77f
[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" "0447f91f0a91ce1df885db940b14e83ae0bacd25ec276fa94b0c86716721e77f", kill_on_drop: false }`
[INFO] [stderr]    Compiling thin_cstr v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]    --> src/c_str.rs:776:26
[INFO] [stdout]     |
[INFO] [stdout] 776 |         f.write_str(self.description())?;
[INFO] [stdout]     |                          ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]    --> src/c_str.rs:811:14
[INFO] [stdout]     |
[INFO] [stdout] 811 |         self.description().fmt(f)
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "0447f91f0a91ce1df885db940b14e83ae0bacd25ec276fa94b0c86716721e77f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0447f91f0a91ce1df885db940b14e83ae0bacd25ec276fa94b0c86716721e77f", kill_on_drop: false }`
[INFO] [stdout] 0447f91f0a91ce1df885db940b14e83ae0bacd25ec276fa94b0c86716721e77f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc7f00649671cb90cbb2858537f4741fc862ea87e078618afec4c5e39f7cc3bd
[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" "dc7f00649671cb90cbb2858537f4741fc862ea87e078618afec4c5e39f7cc3bd", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]    --> src/c_str.rs:776:26
[INFO] [stdout]     |
[INFO] [stdout] 776 |         f.write_str(self.description())?;
[INFO] [stdout]     |                          ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling thin_cstr v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]    --> src/c_str.rs:811:14
[INFO] [stdout]     |
[INFO] [stdout] 811 |         self.description().fmt(f)
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]    --> src/c_str.rs:776:26
[INFO] [stdout]     |
[INFO] [stdout] 776 |         f.write_str(self.description())?;
[INFO] [stdout]     |                          ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stdout]    --> src/c_str.rs:811:14
[INFO] [stdout]     |
[INFO] [stdout] 811 |         self.description().fmt(f)
[INFO] [stdout]     |              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.32s
[INFO] running `Command { std: "docker" "inspect" "dc7f00649671cb90cbb2858537f4741fc862ea87e078618afec4c5e39f7cc3bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc7f00649671cb90cbb2858537f4741fc862ea87e078618afec4c5e39f7cc3bd", kill_on_drop: false }`
[INFO] [stdout] dc7f00649671cb90cbb2858537f4741fc862ea87e078618afec4c5e39f7cc3bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", 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] 4301c6035d688dbba72c63c57974983031505b6087fd891521142a5741ef3a66
[INFO] running `Command { std: "docker" "start" "-a" "4301c6035d688dbba72c63c57974983031505b6087fd891521142a5741ef3a66", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/c_str.rs:776:26
[INFO] [stderr]     |
[INFO] [stderr] 776 |         f.write_str(self.description())?;
[INFO] [stderr]     |                          ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/c_str.rs:811:14
[INFO] [stderr]     |
[INFO] [stderr] 811 |         self.description().fmt(f)
[INFO] [stderr]     |              ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/c_str.rs:776:26
[INFO] [stderr]     |
[INFO] [stderr] 776 |         f.write_str(self.description())?;
[INFO] [stderr]     |                          ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/c_str.rs:811:14
[INFO] [stderr]     |
[INFO] [stderr] 811 |         self.description().fmt(f)
[INFO] [stderr]     |              ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/thin_cstr-ed8d3d8d346dd86b
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test c_str::tests::boxed_default ... ok
[INFO] [stdout] test c_str::tests::build_with_zero2 ... ok
[INFO] [stdout] test c_str::tests::build_with_zero1 ... ok
[INFO] [stdout] test c_str::tests::equal_hash ... ok
[INFO] [stdout] test c_str::tests::formatted ... ok
[INFO] [stdout] test c_str::tests::from_bytes_with_nul ... ok
[INFO] [stdout] test c_str::tests::from_bytes_with_nul_interior ... ok
[INFO] [stdout] test c_str::tests::into_boxed ... ok
[INFO] [stdout] test c_str::tests::to_owned ... ok
[INFO] [stdout] test c_str::tests::to_str ... ok
[INFO] [stdout] test c_str::tests::borrowed ... ok
[INFO] [stdout] test c_str::tests::from_bytes_with_nul_unterminated ... ok
[INFO] [stdout] test c_str::tests::build_with_zero3 ... ok
[INFO] [stdout] test c_str::tests::simple ... ok
[INFO] [stdout] test c_str::tests::c_to_rust ... ok
[INFO] [stdout] test c_str::tests::cstr_is_not_fat ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests thin_cstr
[INFO] [stdout] 
[INFO] [stdout] running 32 tests
[INFO] [stdout] test src/c_str.rs - c_str::CStr::as_ptr (line 949) ... ok
[INFO] [stdout] test src/c_str.rs - c_str::CStr (line 156) ... ok
[INFO] [stdout] test src/c_str.rs - c_str::CStr (line 170) ... ok
[INFO] [stdout] test src/c_str.rs - c_str::CStr::as_ptr (line 934) ... ok
[INFO] [stdout] test src/c_str.rs - c_str::CStr::from_ptr (line 834) ... ok
[INFO] [stdout] test src/c_str.rs - c_str::CStr (line 186) ... ok
[INFO] [stdout] test src/c_str.rs - c_str::CStr::to_string_lossy (line 1079) ... ok
[INFO] [stdout] test src/c_str.rs - c_str::CString (line 94) ... ok
[INFO] [stdout] test src/c_str.rs - c_str::CString::from_raw (line 393) ... ok
[INFO] [stdout] test src/c_str.rs - c_str::CStr::from_bytes_with_nul (line 882) ... ok
[INFO] [stdout] test src/c_str.rs - c_str::CStr::to_string_lossy (line 1069) ... ok
[INFO] [stdout] test src/c_str.rs - c_str::CStr::into_c_string (line 1103) ... ok
[INFO] [stdout] test src/c_str.rs - c_str::CStr::from_bytes_with_nul (line 864) ... ok
[INFO] [stdout] test src/c_str.rs - c_str::CStr::from_bytes_with_nul (line 873) ... ok
[INFO] [stdout] test src/c_str.rs - c_str::CString::as_bytes (line 529) ... ok
[INFO] [stdout] test src/c_str.rs - c_str::CStr::to_bytes_with_nul (line 1004) ... ok
[INFO] [stdout] test src/c_str.rs - c_str::CStr::from_bytes_with_nul_unchecked (line 908) ... ok
[INFO] [stdout] test src/c_str.rs - c_str::CStr::to_str (line 1034) ... ok
[INFO] [stdout] test src/c_str.rs - c_str::CStr::to_bytes (line 980) ... ok
[INFO] [stdout] test src/c_str.rs - c_str::CString::new (line 311) ... ok
[INFO] [stdout] test src/c_str.rs - c_str::CString::as_bytes_with_nul (line 548) ... ok
[INFO] [stdout] test src/c_str.rs - c_str::CString::into_boxed_c_str (line 584) ... ok
[INFO] [stdout] test src/c_str.rs - c_str::CString::as_c_str (line 566) ... ok
[INFO] [stdout] test src/c_str.rs - c_str::CString::into_raw (line 429) ... ok
[INFO] [stdout] test src/c_str.rs - c_str::CString::into_bytes_with_nul (line 507) ... ok
[INFO] [stdout] test src/c_str.rs - c_str::CString::into_string (line 459) ... ok
[INFO] [stdout] test src/c_str.rs - c_str::FromBytesWithNulError (line 252) ... ok
[INFO] [stdout] test src/c_str.rs - c_str::CString::into_bytes (line 486) ... ok
[INFO] [stdout] test src/c_str.rs - c_str::CString::from_vec_unchecked (line 352) ... ok
[INFO] [stdout] test src/c_str.rs - c_str::NulError::into_vec (line 731) ... ok
[INFO] [stdout] test src/c_str.rs - c_str::NulError::nul_position (line 713) ... ok
[INFO] [stdout] test src/c_str.rs - c_str::NulError (line 230) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 32 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4301c6035d688dbba72c63c57974983031505b6087fd891521142a5741ef3a66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4301c6035d688dbba72c63c57974983031505b6087fd891521142a5741ef3a66", kill_on_drop: false }`
[INFO] [stdout] 4301c6035d688dbba72c63c57974983031505b6087fd891521142a5741ef3a66