[INFO] fetching crate serde 1.0.219... [INFO] checking serde-1.0.219 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1 [INFO] extracting crate serde 1.0.219 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate serde 1.0.219 [INFO] finished tweaking crates.io crate serde 1.0.219 [INFO] tweaked toml for crates.io crate serde 1.0.219 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate serde 1.0.219 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate serde 1.0.219 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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b0f79ab5a2e75202c38b99a2924208335fb1458b2950b8200f9c62c109d6807a [INFO] running `Command { std: "docker" "start" "-a" "b0f79ab5a2e75202c38b99a2924208335fb1458b2950b8200f9c62c109d6807a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b0f79ab5a2e75202c38b99a2924208335fb1458b2950b8200f9c62c109d6807a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b0f79ab5a2e75202c38b99a2924208335fb1458b2950b8200f9c62c109d6807a", kill_on_drop: false }` [INFO] [stdout] b0f79ab5a2e75202c38b99a2924208335fb1458b2950b8200f9c62c109d6807a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0c6ab315ca733c6cbf6f29c2a6df90d8a6823e3d3c34f0366106bb98169e3497 [INFO] running `Command { std: "docker" "start" "-a" "0c6ab315ca733c6cbf6f29c2a6df90d8a6823e3d3c34f0366106bb98169e3497", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.94 [INFO] [stderr] Compiling serde v1.0.219 (/opt/rustwide/workdir) [INFO] [stderr] Compiling quote v1.0.39 [INFO] [stderr] Compiling syn v2.0.99 [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/private/de.rs:266:23 [INFO] [stdout] | [INFO] [stdout] 266 | fn unexpected(&self) -> Unexpected { [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: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 266 | fn unexpected(&self) -> Unexpected<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/private/mod.rs:30:35 [INFO] [stdout] | [INFO] [stdout] 30 | pub fn from_utf8_lossy(bytes: &[u8]) -> Cow { [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] 30 | pub fn from_utf8_lossy(bytes: &[u8]) -> Cow<'_, str> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/private/de.rs:266:23 [INFO] [stdout] | [INFO] [stdout] 266 | fn unexpected(&self) -> Unexpected { [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: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 266 | fn unexpected(&self) -> Unexpected<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/private/mod.rs:30:35 [INFO] [stdout] | [INFO] [stdout] 30 | pub fn from_utf8_lossy(bytes: &[u8]) -> Cow { [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] 30 | pub fn from_utf8_lossy(bytes: &[u8]) -> Cow<'_, str> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.53s [INFO] running `Command { std: "docker" "inspect" "0c6ab315ca733c6cbf6f29c2a6df90d8a6823e3d3c34f0366106bb98169e3497", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0c6ab315ca733c6cbf6f29c2a6df90d8a6823e3d3c34f0366106bb98169e3497", kill_on_drop: false }` [INFO] [stdout] 0c6ab315ca733c6cbf6f29c2a6df90d8a6823e3d3c34f0366106bb98169e3497