[INFO] fetching crate spectral 0.6.0... [INFO] checking spectral-0.6.0 against master#00bfd6b2734d9c28a147bf237490995731781fdd for pr-117984 [INFO] extracting crate spectral 0.6.0 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate spectral 0.6.0 on toolchain 00bfd6b2734d9c28a147bf237490995731781fdd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+00bfd6b2734d9c28a147bf237490995731781fdd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate spectral 0.6.0 [INFO] finished tweaking crates.io crate spectral 0.6.0 [INFO] tweaked toml for crates.io crate spectral 0.6.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+00bfd6b2734d9c28a147bf237490995731781fdd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+00bfd6b2734d9c28a147bf237490995731781fdd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+00bfd6b2734d9c28a147bf237490995731781fdd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5bf54199ed4333be50d1c51894371a09f28800f20aa6c749e10fd09742eb78b9 [INFO] running `Command { std: "docker" "start" "-a" "5bf54199ed4333be50d1c51894371a09f28800f20aa6c749e10fd09742eb78b9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5bf54199ed4333be50d1c51894371a09f28800f20aa6c749e10fd09742eb78b9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5bf54199ed4333be50d1c51894371a09f28800f20aa6c749e10fd09742eb78b9", kill_on_drop: false }` [INFO] [stdout] 5bf54199ed4333be50d1c51894371a09f28800f20aa6c749e10fd09742eb78b9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+00bfd6b2734d9c28a147bf237490995731781fdd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 99d288753c1afaeddbd52f3021e9a36b595857f9b20af6367f31060a7132834c [INFO] running `Command { std: "docker" "start" "-a" "99d288753c1afaeddbd52f3021e9a36b595857f9b20af6367f31060a7132834c", kill_on_drop: false }` [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Checking num-iter v0.1.43 [INFO] [stderr] Checking num-bigint v0.1.44 [INFO] [stderr] Checking num-complex v0.1.43 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking spectral v0.6.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:318:13 [INFO] [stdout] | [INFO] [stdout] 318 | let mut assertion = self; [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:326:13 [INFO] [stdout] | [INFO] [stdout] 326 | let mut assertion = self; [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/lib.rs:343:16 [INFO] [stdout] | [INFO] [stdout] 343 | panic!(format!("{}{}\n\t{}expected: {}\n\t but was: {}{}\n{}", [INFO] [stdout] | ________________^ [INFO] [stdout] 344 | | description, [INFO] [stdout] 345 | | subject_name, [INFO] [stdout] 346 | | TERM_RED, [INFO] [stdout] ... | [INFO] [stdout] 349 | | TERM_RESET, [INFO] [stdout] 350 | | location)) [INFO] [stdout] | |________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 343 ~ panic!("{}{}\n\t{}expected: {}\n\t but was: {}{}\n{}", [INFO] [stdout] 344 | description, [INFO] [stdout] ... [INFO] [stdout] 349 | TERM_RESET, [INFO] [stdout] 350 ~ location) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/lib.rs:360:16 [INFO] [stdout] | [INFO] [stdout] 360 | panic!(format!("{}{}\n\t{}{}{}\n{}", [INFO] [stdout] | ________________^ [INFO] [stdout] 361 | | description, [INFO] [stdout] 362 | | subject_name, [INFO] [stdout] 363 | | TERM_RED, [INFO] [stdout] 364 | | message, [INFO] [stdout] 365 | | TERM_RESET, [INFO] [stdout] 366 | | location)) [INFO] [stdout] | |________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 360 ~ panic!("{}{}\n\t{}{}{}\n{}", [INFO] [stdout] 361 | description, [INFO] [stdout] ... [INFO] [stdout] 365 | TERM_RESET, [INFO] [stdout] 366 ~ location) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:318:13 [INFO] [stdout] | [INFO] [stdout] 318 | let mut assertion = self; [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:326:13 [INFO] [stdout] | [INFO] [stdout] 326 | let mut assertion = self; [INFO] [stdout] | ----^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/lib.rs:343:16 [INFO] [stdout] | [INFO] [stdout] 343 | panic!(format!("{}{}\n\t{}expected: {}\n\t but was: {}{}\n{}", [INFO] [stdout] | ________________^ [INFO] [stdout] 344 | | description, [INFO] [stdout] 345 | | subject_name, [INFO] [stdout] 346 | | TERM_RED, [INFO] [stdout] ... | [INFO] [stdout] 349 | | TERM_RESET, [INFO] [stdout] 350 | | location)) [INFO] [stdout] | |________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 343 ~ panic!("{}{}\n\t{}expected: {}\n\t but was: {}{}\n{}", [INFO] [stdout] 344 | description, [INFO] [stdout] ... [INFO] [stdout] 349 | TERM_RESET, [INFO] [stdout] 350 ~ location) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/lib.rs:360:16 [INFO] [stdout] | [INFO] [stdout] 360 | panic!(format!("{}{}\n\t{}{}{}\n{}", [INFO] [stdout] | ________________^ [INFO] [stdout] 361 | | description, [INFO] [stdout] 362 | | subject_name, [INFO] [stdout] 363 | | TERM_RED, [INFO] [stdout] 364 | | message, [INFO] [stdout] 365 | | TERM_RESET, [INFO] [stdout] 366 | | location)) [INFO] [stdout] | |________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 360 ~ panic!("{}{}\n\t{}{}{}\n{}", [INFO] [stdout] 361 | description, [INFO] [stdout] ... [INFO] [stdout] 365 | TERM_RESET, [INFO] [stdout] 366 ~ location) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.51s [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 2` [INFO] running `Command { std: "docker" "inspect" "99d288753c1afaeddbd52f3021e9a36b595857f9b20af6367f31060a7132834c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "99d288753c1afaeddbd52f3021e9a36b595857f9b20af6367f31060a7132834c", kill_on_drop: false }` [INFO] [stdout] 99d288753c1afaeddbd52f3021e9a36b595857f9b20af6367f31060a7132834c [INFO] checking spectral-0.6.0 against try#aa7c6ba69acce8b10a275eabfe6157ea72c8b599 for pr-117984 [INFO] extracting crate spectral 0.6.0 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate spectral 0.6.0 on toolchain aa7c6ba69acce8b10a275eabfe6157ea72c8b599 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+aa7c6ba69acce8b10a275eabfe6157ea72c8b599" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate spectral 0.6.0 [INFO] finished tweaking crates.io crate spectral 0.6.0 [INFO] tweaked toml for crates.io crate spectral 0.6.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+aa7c6ba69acce8b10a275eabfe6157ea72c8b599" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+aa7c6ba69acce8b10a275eabfe6157ea72c8b599" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+aa7c6ba69acce8b10a275eabfe6157ea72c8b599" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a1725e0c8c7e104bc29b7116a78df5381f6b4a1883292d463ea73693d44aa7ef [INFO] running `Command { std: "docker" "start" "-a" "a1725e0c8c7e104bc29b7116a78df5381f6b4a1883292d463ea73693d44aa7ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a1725e0c8c7e104bc29b7116a78df5381f6b4a1883292d463ea73693d44aa7ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a1725e0c8c7e104bc29b7116a78df5381f6b4a1883292d463ea73693d44aa7ef", kill_on_drop: false }` [INFO] [stdout] a1725e0c8c7e104bc29b7116a78df5381f6b4a1883292d463ea73693d44aa7ef [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+aa7c6ba69acce8b10a275eabfe6157ea72c8b599" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4cd8ec7149e970ba0d63cc5e476c7e78cf85b3c3bb2d92edcdee07d1ef7b4bc7 [INFO] running `Command { std: "docker" "start" "-a" "4cd8ec7149e970ba0d63cc5e476c7e78cf85b3c3bb2d92edcdee07d1ef7b4bc7", kill_on_drop: false }` [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Checking rustc-serialize v0.3.24 [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/aa7c6ba69acce8b10a275eabfe6157ea72c8b599/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] Checking num-iter v0.1.43 [INFO] [stdout] error: aborting due to 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] running `Command { std: "docker" "inspect" "4cd8ec7149e970ba0d63cc5e476c7e78cf85b3c3bb2d92edcdee07d1ef7b4bc7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4cd8ec7149e970ba0d63cc5e476c7e78cf85b3c3bb2d92edcdee07d1ef7b4bc7", kill_on_drop: false }` [INFO] [stdout] 4cd8ec7149e970ba0d63cc5e476c7e78cf85b3c3bb2d92edcdee07d1ef7b4bc7