[INFO] fetching crate encoding_rs_rw 0.4.2... [INFO] checking encoding_rs_rw-0.4.2 against try#3652eaba14e5de752eaa5a8ffcac7132f9244f07 for pr-139272 [INFO] extracting crate encoding_rs_rw 0.4.2 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate encoding_rs_rw 0.4.2 on toolchain 3652eaba14e5de752eaa5a8ffcac7132f9244f07 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3652eaba14e5de752eaa5a8ffcac7132f9244f07" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate encoding_rs_rw 0.4.2 [INFO] finished tweaking crates.io crate encoding_rs_rw 0.4.2 [INFO] tweaked toml for crates.io crate encoding_rs_rw 0.4.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3652eaba14e5de752eaa5a8ffcac7132f9244f07" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 2 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3652eaba14e5de752eaa5a8ffcac7132f9244f07" "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-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+3652eaba14e5de752eaa5a8ffcac7132f9244f07" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3bfafd9948408897634f23252627be838204a759ef0cbd24cf6c8e8d789b3e81 [INFO] running `Command { std: "docker" "start" "-a" "3bfafd9948408897634f23252627be838204a759ef0cbd24cf6c8e8d789b3e81", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3bfafd9948408897634f23252627be838204a759ef0cbd24cf6c8e8d789b3e81", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3bfafd9948408897634f23252627be838204a759ef0cbd24cf6c8e8d789b3e81", kill_on_drop: false }` [INFO] [stdout] 3bfafd9948408897634f23252627be838204a759ef0cbd24cf6c8e8d789b3e81 [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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+3652eaba14e5de752eaa5a8ffcac7132f9244f07" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8749f253009735c7a9a57bba6873131e7c327a2ae25618e33bf761bc665fa0a3 [INFO] running `Command { std: "docker" "start" "-a" "8749f253009735c7a9a57bba6873131e7c327a2ae25618e33bf761bc665fa0a3", kill_on_drop: false }` [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking encoding_rs v0.8.35 [INFO] [stderr] Checking encoding_rs_rw v0.4.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/writer.rs:322:27 [INFO] [stdout] | [INFO] [stdout] 319 | pub fn with_unmappable_handler<'a>( [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] ... [INFO] [stdout] 322 | ) -> impl io::Write + '_ { [INFO] [stdout] | ^^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/writer.rs:322:27 [INFO] [stdout] | [INFO] [stdout] 319 | pub fn with_unmappable_handler<'a>( [INFO] [stdout] | -- lifetime `'a` declared here [INFO] [stdout] ... [INFO] [stdout] 322 | ) -> impl io::Write + '_ { [INFO] [stdout] | ^^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::mem::MaybeUninit::::slice_assume_init_mut`: replaced by inherent assume_init_mut method; will eventually be removed [INFO] [stdout] --> benches/normal.rs:46:40 [INFO] [stdout] | [INFO] [stdout] 46 | unsafe { mem::MaybeUninit::slice_assume_init_mut(self.0.spare_capacity_mut()) } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::mem::MaybeUninit::::slice_assume_init_mut`: replaced by inherent assume_init_mut method; will eventually be removed [INFO] [stdout] --> benches/replace.rs:142:40 [INFO] [stdout] | [INFO] [stdout] 142 | unsafe { mem::MaybeUninit::slice_assume_init_mut(self.0.spare_capacity_mut()) } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.13s [INFO] running `Command { std: "docker" "inspect" "8749f253009735c7a9a57bba6873131e7c327a2ae25618e33bf761bc665fa0a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8749f253009735c7a9a57bba6873131e7c327a2ae25618e33bf761bc665fa0a3", kill_on_drop: false }` [INFO] [stdout] 8749f253009735c7a9a57bba6873131e7c327a2ae25618e33bf761bc665fa0a3