[INFO] fetching crate alt-failure 0.1.5... [INFO] testing alt-failure-0.1.5 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1 [INFO] extracting crate alt-failure 0.1.5 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate alt-failure 0.1.5 [INFO] finished tweaking crates.io crate alt-failure 0.1.5 [INFO] tweaked toml for crates.io crate alt-failure 0.1.5 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate alt-failure 0.1.5 on toolchain b83b707f97d809763b7861afa7638871f3339a33 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate alt-failure 0.1.5 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a06c3d8d9518e7fbd84c301e4d2b449563f9f94cad73e5a2a0ea9721e6012fd7 [INFO] running `Command { std: "docker" "start" "-a" "a06c3d8d9518e7fbd84c301e4d2b449563f9f94cad73e5a2a0ea9721e6012fd7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a06c3d8d9518e7fbd84c301e4d2b449563f9f94cad73e5a2a0ea9721e6012fd7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a06c3d8d9518e7fbd84c301e4d2b449563f9f94cad73e5a2a0ea9721e6012fd7", kill_on_drop: false }` [INFO] [stdout] a06c3d8d9518e7fbd84c301e4d2b449563f9f94cad73e5a2a0ea9721e6012fd7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] aa78813724d0ffdbb61ba95893ca534a5473aa519365062a7c6784136cb3da4b [INFO] running `Command { std: "docker" "start" "-a" "aa78813724d0ffdbb61ba95893ca534a5473aa519365062a7c6784136cb3da4b", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling cc v1.0.45 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling cfg-if v0.1.9 [INFO] [stderr] Compiling rustc-demangle v0.1.16 [INFO] [stderr] Compiling backtrace-sys v0.1.31 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling backtrace v0.3.37 [INFO] [stderr] Compiling synstructure v0.10.2 [INFO] [stderr] Compiling alt-failure v0.1.5 (/opt/rustwide/workdir) [INFO] [stdout] error: unexpected `cfg` condition value: `small-error` [INFO] [stdout] --> src/lib.rs:27:13 [INFO] [stdout] | [INFO] [stdout] 27 | #![cfg_attr(feature = "small-error", feature(extern_types, allocator_api))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `backtrace`, `default`, `derive`, `failure_derive`, and `std` [INFO] [stdout] = help: consider adding `small-error` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> src/lib.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[deny(unexpected_cfgs)]` implied by `#[deny(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: unexpected `cfg` condition value: `small-error` [INFO] [stdout] --> src/error/mod.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 11 | #[cfg_attr(feature = "small-error", path = "./error_impl_small.rs")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `backtrace`, `default`, `derive`, `failure_derive`, and `std` [INFO] [stdout] = help: consider adding `small-error` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:178:15 [INFO] [stdout] | [INFO] [stdout] 178 | fn causes(&self) -> Causes [INFO] [stdout] | ^^^^^ ^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[deny(mismatched_lifetime_syntaxes)]` implied by `#[deny(warnings)]` [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 178 | fn causes(&self) -> Causes<'_> [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:243:24 [INFO] [stdout] | [INFO] [stdout] 243 | pub fn iter_causes(&self) -> Causes { [INFO] [stdout] | ^^^^^ ^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 243 | pub fn iter_causes(&self) -> Causes<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:253:23 [INFO] [stdout] | [INFO] [stdout] 253 | pub fn iter_chain(&self) -> Causes { [INFO] [stdout] | ^^^^^ ^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 253 | pub fn iter_chain(&self) -> Causes<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:268:19 [INFO] [stdout] | [INFO] [stdout] 268 | pub fn causes(&self) -> Causes { [INFO] [stdout] | ^^^^^ ^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 268 | pub fn causes(&self) -> Causes<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/error/mod.rs:144:24 [INFO] [stdout] | [INFO] [stdout] 144 | pub fn iter_causes(&self) -> Causes { [INFO] [stdout] | ^^^^^ ^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 144 | pub fn iter_causes(&self) -> Causes<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/error/mod.rs:154:23 [INFO] [stdout] | [INFO] [stdout] 154 | pub fn iter_chain(&self) -> Causes { [INFO] [stdout] | ^^^^^ ^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 154 | pub fn iter_chain(&self) -> Causes<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/error/mod.rs:182:19 [INFO] [stdout] | [INFO] [stdout] 182 | pub fn causes(&self) -> Causes { [INFO] [stdout] | ^^^^^ ^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 182 | pub fn causes(&self) -> Causes<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `alt-failure` (lib) due to 9 previous errors [INFO] running `Command { std: "docker" "inspect" "aa78813724d0ffdbb61ba95893ca534a5473aa519365062a7c6784136cb3da4b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aa78813724d0ffdbb61ba95893ca534a5473aa519365062a7c6784136cb3da4b", kill_on_drop: false }` [INFO] [stdout] aa78813724d0ffdbb61ba95893ca534a5473aa519365062a7c6784136cb3da4b