[INFO] fetching crate alt-failure 0.1.5... [INFO] testing alt-failure-0.1.5 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] extracting crate alt-failure 0.1.5 into /workspace/builds/worker-7-tc1/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-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate alt-failure 0.1.5 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded backtrace v0.3.37 [INFO] [stderr] Downloaded backtrace-sys v0.1.31 [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bd4410f49b0238f6025b9d27d273f239367a24e2ba26d901915f3fa694d315e2 [INFO] running `Command { std: "docker" "start" "-a" "bd4410f49b0238f6025b9d27d273f239367a24e2ba26d901915f3fa694d315e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bd4410f49b0238f6025b9d27d273f239367a24e2ba26d901915f3fa694d315e2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bd4410f49b0238f6025b9d27d273f239367a24e2ba26d901915f3fa694d315e2", kill_on_drop: false }` [INFO] [stdout] bd4410f49b0238f6025b9d27d273f239367a24e2ba26d901915f3fa694d315e2 [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=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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] cb6fea89f97d60263ecaf1473b59257f8eb7538999d238184512f7fd7eab5b07 [INFO] running `Command { std: "docker" "start" "-a" "cb6fea89f97d60263ecaf1473b59257f8eb7538999d238184512f7fd7eab5b07", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling cc v1.0.45 [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: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:178:15 [INFO] [stdout] | [INFO] [stdout] 178 | fn causes(&self) -> Causes [INFO] [stdout] | ^^^^^ ------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[deny(mismatched_lifetime_syntaxes)]` implied by `#[deny(warnings)]` [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 178 | fn causes(&self) -> Causes<'_> [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:243:24 [INFO] [stdout] | [INFO] [stdout] 243 | pub fn iter_causes(&self) -> Causes { [INFO] [stdout] | ^^^^^ ------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 243 | pub fn iter_causes(&self) -> Causes<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:253:23 [INFO] [stdout] | [INFO] [stdout] 253 | pub fn iter_chain(&self) -> Causes { [INFO] [stdout] | ^^^^^ ------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 253 | pub fn iter_chain(&self) -> Causes<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/lib.rs:268:19 [INFO] [stdout] | [INFO] [stdout] 268 | pub fn causes(&self) -> Causes { [INFO] [stdout] | ^^^^^ ------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 268 | pub fn causes(&self) -> Causes<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/error/mod.rs:144:24 [INFO] [stdout] | [INFO] [stdout] 144 | pub fn iter_causes(&self) -> Causes { [INFO] [stdout] | ^^^^^ ------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 144 | pub fn iter_causes(&self) -> Causes<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/error/mod.rs:154:23 [INFO] [stdout] | [INFO] [stdout] 154 | pub fn iter_chain(&self) -> Causes { [INFO] [stdout] | ^^^^^ ------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 154 | pub fn iter_chain(&self) -> Causes<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/error/mod.rs:182:19 [INFO] [stdout] | [INFO] [stdout] 182 | pub fn causes(&self) -> Causes { [INFO] [stdout] | ^^^^^ ------ the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for 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" "cb6fea89f97d60263ecaf1473b59257f8eb7538999d238184512f7fd7eab5b07", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cb6fea89f97d60263ecaf1473b59257f8eb7538999d238184512f7fd7eab5b07", kill_on_drop: false }` [INFO] [stdout] cb6fea89f97d60263ecaf1473b59257f8eb7538999d238184512f7fd7eab5b07