[INFO] cloning repository https://github.com/kpcyrd/defcon26-pow [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kpcyrd/defcon26-pow" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkpcyrd%2Fdefcon26-pow", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkpcyrd%2Fdefcon26-pow'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d17edcaf67cb2a8455e7797f3a373b9c250a3cee [INFO] testing kpcyrd/defcon26-pow against 1.75.0 for beta-1.76-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkpcyrd%2Fdefcon26-pow" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kpcyrd/defcon26-pow on toolchain 1.75.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/kpcyrd/defcon26-pow [INFO] finished tweaking git repo https://github.com/kpcyrd/defcon26-pow [INFO] tweaked toml for git repo https://github.com/kpcyrd/defcon26-pow written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/kpcyrd/defcon26-pow already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded num-traits v0.2.4 [INFO] [stderr] Downloaded num-integer v0.1.38 [INFO] [stderr] Downloaded block-buffer v0.3.3 [INFO] [stderr] Downloaded byte-tools v0.2.0 [INFO] [stderr] Downloaded typenum v1.10.0 [INFO] [stderr] Downloaded digest v0.7.2 [INFO] [stderr] Downloaded generic-array v0.9.0 [INFO] [stderr] Downloaded libc v0.2.40 [INFO] [stderr] Downloaded num-bigint v0.1.43 [INFO] [stderr] Downloaded byteorder v1.2.2 [INFO] [stderr] Downloaded sha2 v0.7.1 [INFO] [stderr] Downloaded bitflags v1.0.3 [INFO] [stderr] Downloaded arrayref v0.3.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 62adbb5bbbc56be22408602454d774d0011d49b6d7fa6e538bf95cd456503b81 [INFO] running `Command { std: "docker" "start" "-a" "62adbb5bbbc56be22408602454d774d0011d49b6d7fa6e538bf95cd456503b81", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "62adbb5bbbc56be22408602454d774d0011d49b6d7fa6e538bf95cd456503b81", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "62adbb5bbbc56be22408602454d774d0011d49b6d7fa6e538bf95cd456503b81", kill_on_drop: false }` [INFO] [stdout] 62adbb5bbbc56be22408602454d774d0011d49b6d7fa6e538bf95cd456503b81 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3198c5f352d7e75fe58eea17e40dcb41d624dc669cb3d76e004ab3627138f0fb [INFO] running `Command { std: "docker" "start" "-a" "3198c5f352d7e75fe58eea17e40dcb41d624dc669cb3d76e004ab3627138f0fb", kill_on_drop: false }` [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Compiling num-traits v0.2.4 [INFO] [stderr] Compiling num-integer v0.1.38 [INFO] [stderr] Compiling libc v0.2.40 [INFO] [stderr] Compiling arrayref v0.3.4 [INFO] [stderr] Compiling byte-tools v0.2.0 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling byteorder v1.2.2 [INFO] [stderr] Compiling block-buffer v0.3.3 [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] Compiling num_cpus v1.8.0 [INFO] [stderr] Compiling generic-array v0.9.0 [INFO] [stderr] Compiling num-bigint v0.1.43 [INFO] [stderr] Compiling digest v0.7.2 [INFO] [stderr] Compiling sha2 v0.7.1 [INFO] [stderr] Compiling defcon26-pow v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused return value of `collect` that must be used [INFO] [stdout] --> src/main.rs:82:5 [INFO] [stdout] | [INFO] [stdout] 82 | / children.into_iter() [INFO] [stdout] 83 | | .map(|c| c.join().unwrap()) [INFO] [stdout] 84 | | .collect::>(); [INFO] [stdout] | |____________________________^ [INFO] [stdout] | [INFO] [stdout] = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 82 | let _ = children.into_iter() [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.24s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "3198c5f352d7e75fe58eea17e40dcb41d624dc669cb3d76e004ab3627138f0fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3198c5f352d7e75fe58eea17e40dcb41d624dc669cb3d76e004ab3627138f0fb", kill_on_drop: false }` [INFO] [stdout] 3198c5f352d7e75fe58eea17e40dcb41d624dc669cb3d76e004ab3627138f0fb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bcfe50544a9492236d505f82842cd3a0b8732fc1fd90c81195712e0490e16bb1 [INFO] running `Command { std: "docker" "start" "-a" "bcfe50544a9492236d505f82842cd3a0b8732fc1fd90c81195712e0490e16bb1", kill_on_drop: false }` [INFO] [stderr] Compiling defcon26-pow v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused return value of `collect` that must be used [INFO] [stdout] --> src/main.rs:82:5 [INFO] [stdout] | [INFO] [stdout] 82 | / children.into_iter() [INFO] [stdout] 83 | | .map(|c| c.join().unwrap()) [INFO] [stdout] 84 | | .collect::>(); [INFO] [stdout] | |____________________________^ [INFO] [stdout] | [INFO] [stdout] = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 82 | let _ = children.into_iter() [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.68s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "bcfe50544a9492236d505f82842cd3a0b8732fc1fd90c81195712e0490e16bb1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bcfe50544a9492236d505f82842cd3a0b8732fc1fd90c81195712e0490e16bb1", kill_on_drop: false }` [INFO] [stdout] bcfe50544a9492236d505f82842cd3a0b8732fc1fd90c81195712e0490e16bb1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d487ac4f4d6b7ae322951709a6bb84f95b0817a9d3826ad75c4e74ed2f806ed1 [INFO] running `Command { std: "docker" "start" "-a" "d487ac4f4d6b7ae322951709a6bb84f95b0817a9d3826ad75c4e74ed2f806ed1", kill_on_drop: false }` [INFO] [stderr] warning: unused return value of `collect` that must be used [INFO] [stderr] --> src/main.rs:82:5 [INFO] [stderr] | [INFO] [stderr] 82 | / children.into_iter() [INFO] [stderr] 83 | | .map(|c| c.join().unwrap()) [INFO] [stderr] 84 | | .collect::>(); [INFO] [stderr] | |____________________________^ [INFO] [stderr] | [INFO] [stderr] = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 82 | let _ = children.into_iter() [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `defcon26-pow` (bin "defcon26-pow" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/defcon26_pow-eaf876ccf3f82cdb) [INFO] [stdout] running 3 tests [INFO] [stdout] test tests::test_check_pow_invalid ... ok [INFO] [stdout] test tests::test_pow_hash ... ok [INFO] [stdout] test tests::test_check_pow_valid ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "d487ac4f4d6b7ae322951709a6bb84f95b0817a9d3826ad75c4e74ed2f806ed1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d487ac4f4d6b7ae322951709a6bb84f95b0817a9d3826ad75c4e74ed2f806ed1", kill_on_drop: false }` [INFO] [stdout] d487ac4f4d6b7ae322951709a6bb84f95b0817a9d3826ad75c4e74ed2f806ed1 [INFO] testing kpcyrd/defcon26-pow against beta-2024-01-09 for beta-1.76-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkpcyrd%2Fdefcon26-pow" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/kpcyrd/defcon26-pow on toolchain beta-2024-01-09 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-01-09" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/kpcyrd/defcon26-pow [INFO] finished tweaking git repo https://github.com/kpcyrd/defcon26-pow [INFO] tweaked toml for git repo https://github.com/kpcyrd/defcon26-pow written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/kpcyrd/defcon26-pow already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-01-09" "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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-01-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6d3cfd4da3557682b3681b6c8ef4896d314372a09b6a67613021fa21bb7e31ba [INFO] running `Command { std: "docker" "start" "-a" "6d3cfd4da3557682b3681b6c8ef4896d314372a09b6a67613021fa21bb7e31ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6d3cfd4da3557682b3681b6c8ef4896d314372a09b6a67613021fa21bb7e31ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6d3cfd4da3557682b3681b6c8ef4896d314372a09b6a67613021fa21bb7e31ba", kill_on_drop: false }` [INFO] [stdout] 6d3cfd4da3557682b3681b6c8ef4896d314372a09b6a67613021fa21bb7e31ba [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-01-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 64709e57a5b445e364c8bb985e1d136207abf8f499bad980f8e2cca10cbf5321 [INFO] running `Command { std: "docker" "start" "-a" "64709e57a5b445e364c8bb985e1d136207abf8f499bad980f8e2cca10cbf5321", kill_on_drop: false }` [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Compiling num-traits v0.2.4 [INFO] [stderr] Compiling num-integer v0.1.38 [INFO] [stderr] Compiling libc v0.2.40 [INFO] [stderr] Compiling byte-tools v0.2.0 [INFO] [stderr] Compiling arrayref v0.3.4 [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling byteorder v1.2.2 [INFO] [stderr] Compiling block-buffer v0.3.3 [INFO] [stderr] Compiling rand v0.4.2 [INFO] [stderr] Compiling num_cpus v1.8.0 [INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.24/src/serialize.rs:1155:5 [INFO] [stdout] | [INFO] [stdout] 1155 | fn decode(d: &mut D) -> Result, D::Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | the parameter type `T` must be valid for the static lifetime... [INFO] [stdout] | ...so that the type `T` will meet its required lifetime bounds... [INFO] [stdout] | [INFO] [stdout] note: ...that is required by this bound [INFO] [stdout] --> /rustc/650745ceb2ae60e04f8cd7bfb671fc37239533e4/library/alloc/src/borrow.rs:180:30 [INFO] [stdout] help: consider adding an explicit lifetime bound [INFO] [stdout] | [INFO] [stdout] 1151 | impl<'a, T: ?Sized + 'static> Decodable for Cow<'a, T> [INFO] [stdout] | +++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling generic-array v0.9.0 [INFO] [stderr] Compiling digest v0.7.2 [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0310`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rustc-serialize` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "64709e57a5b445e364c8bb985e1d136207abf8f499bad980f8e2cca10cbf5321", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "64709e57a5b445e364c8bb985e1d136207abf8f499bad980f8e2cca10cbf5321", kill_on_drop: false }` [INFO] [stdout] 64709e57a5b445e364c8bb985e1d136207abf8f499bad980f8e2cca10cbf5321