[INFO] fetching crate soft-ascii-string 1.1.0...
[INFO] testing soft-ascii-string-1.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate soft-ascii-string 1.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate soft-ascii-string 1.1.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate soft-ascii-string 1.1.0
[INFO] finished tweaking crates.io crate soft-ascii-string 1.1.0
[INFO] tweaked toml for crates.io crate soft-ascii-string 1.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 584642b96f134ec8ba1ff6f5b3e7dad50583b2991e7e398362eced8748968417
[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" "584642b96f134ec8ba1ff6f5b3e7dad50583b2991e7e398362eced8748968417", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "584642b96f134ec8ba1ff6f5b3e7dad50583b2991e7e398362eced8748968417", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "584642b96f134ec8ba1ff6f5b3e7dad50583b2991e7e398362eced8748968417", kill_on_drop: false }`
[INFO] [stdout] 584642b96f134ec8ba1ff6f5b3e7dad50583b2991e7e398362eced8748968417
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05bf31b7a8e002a5bafeb52c248dab0a2996de21b291ae59f9f8721b80c071b7
[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" "05bf31b7a8e002a5bafeb52c248dab0a2996de21b291ae59f9f8721b80c071b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling soft-ascii-string v1.1.0 (/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/error.rs:15:33
[INFO] [stdout]    |
[INFO] [stdout] 15 |         write!(fter, "{}", 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 1.24s
[INFO] running `Command { std: "docker" "inspect" "05bf31b7a8e002a5bafeb52c248dab0a2996de21b291ae59f9f8721b80c071b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05bf31b7a8e002a5bafeb52c248dab0a2996de21b291ae59f9f8721b80c071b7", kill_on_drop: false }`
[INFO] [stdout] 05bf31b7a8e002a5bafeb52c248dab0a2996de21b291ae59f9f8721b80c071b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] a66e395cedb634121210279509f3089d8dc5d06f466b2e3496c74463de1b3329
[INFO] running `Command { std: "docker" "start" "-a" "a66e395cedb634121210279509f3089d8dc5d06f466b2e3496c74463de1b3329", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:15:33
[INFO] [stdout]    |
[INFO] [stdout] 15 |         write!(fter, "{}", self.description())
[INFO] [stdout]    |                                 ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling soft-ascii-string v1.1.0 (/opt/rustwide/workdir)
[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/error.rs:15:33
[INFO] [stdout]    |
[INFO] [stdout] 15 |         write!(fter, "{}", 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 1.31s
[INFO] running `Command { std: "docker" "inspect" "a66e395cedb634121210279509f3089d8dc5d06f466b2e3496c74463de1b3329", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a66e395cedb634121210279509f3089d8dc5d06f466b2e3496c74463de1b3329", kill_on_drop: false }`
[INFO] [stdout] a66e395cedb634121210279509f3089d8dc5d06f466b2e3496c74463de1b3329
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1f6913e507da6e38a6da85c41d7c2bf7721e5cc387145a27a179bc1fda81a914
[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" "1f6913e507da6e38a6da85c41d7c2bf7721e5cc387145a27a179bc1fda81a914", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:15:33
[INFO] [stderr]    |
[INFO] [stderr] 15 |         write!(fter, "{}", self.description())
[INFO] [stderr]    |                                 ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[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:15:33
[INFO] [stderr]    |
[INFO] [stderr] 15 |         write!(fter, "{}", self.description())
[INFO] [stderr]    |                                 ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/soft_ascii_string-f3420579f947c48e
[INFO] [stdout] running 17 tests
[INFO] [stdout] test soft_char::test::SoftAsciiChar::from_char ... ok
[INFO] [stdout] test soft_char::test::SoftAsciiChar::from_unchecked ... ok
[INFO] [stdout] test soft_str::test::SoftAsciiStr::compile_bounds__get_unchecked ... ok
[INFO] [stdout] test soft_char::test::SoftAsciiChar::revalidate_soft_constraint ... ok
[INFO] [stdout] test soft_str::test::SoftAsciiStr::revalidate_soft_constraint ... ok
[INFO] [stdout] test soft_string::tests::SoftAsciiString::as_ref_str ... ok
[INFO] [stdout] test soft_string::tests::SoftAsciiString::borrow_str ... ok
[INFO] [stdout] test soft_string::tests::SoftAsciiString::buffer ... ok
[INFO] [stdout] test soft_str::test::SoftAsciiStr::from_str ... ok
[INFO] [stdout] test soft_string::tests::SoftAsciiString::from_unchecked ... ok
[INFO] [stdout] test soft_string::tests::SoftAsciiString::from_str ... ok
[INFO] [stdout] test soft_string::tests::SoftAsciiString::has_into_string ... ok
[INFO] [stdout] test soft_string::tests::SoftAsciiString::from_string ... ok
[INFO] [stderr]    Doc-tests soft-ascii-string
[INFO] [stdout] test soft_str::test::SoftAsciiStr::from_unchecked ... ok
[INFO] [stdout] test soft_string::tests::SoftAsciiString::has_into_vec_u8 ... ok
[INFO] [stdout] test soft_string::tests::SoftAsciiString::revalidate_soft_constraint ... ok
[INFO] [stdout] test soft_string::tests::SoftAsciiString::str_eq_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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" "1f6913e507da6e38a6da85c41d7c2bf7721e5cc387145a27a179bc1fda81a914", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f6913e507da6e38a6da85c41d7c2bf7721e5cc387145a27a179bc1fda81a914", kill_on_drop: false }`
[INFO] [stdout] 1f6913e507da6e38a6da85c41d7c2bf7721e5cc387145a27a179bc1fda81a914