[INFO] fetching crate yogurt-yaml 0.2.0...
[INFO] checking yogurt-yaml-0.2.0 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate yogurt-yaml 0.2.0 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate yogurt-yaml 0.2.0
[INFO] finished tweaking crates.io crate yogurt-yaml 0.2.0
[INFO] tweaked toml for crates.io crate yogurt-yaml 0.2.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate yogurt-yaml 0.2.0 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 yogurt-yaml 0.2.0 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rayon-core v1.6.1
[INFO] [stderr]   Downloaded rayon v1.2.1
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 453b501c15a92aacb73f9b07697b9631224fde93970197d27afb95ba9c0f76a5
[INFO] running `Command { std: "docker" "start" "-a" "453b501c15a92aacb73f9b07697b9631224fde93970197d27afb95ba9c0f76a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "453b501c15a92aacb73f9b07697b9631224fde93970197d27afb95ba9c0f76a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "453b501c15a92aacb73f9b07697b9631224fde93970197d27afb95ba9c0f76a5", kill_on_drop: false }`
[INFO] [stdout] 453b501c15a92aacb73f9b07697b9631224fde93970197d27afb95ba9c0f76a5
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d1f54e12a1815ce083b2e3bd9e565919044de15b64775173db91f8b781c471e
[INFO] running `Command { std: "docker" "start" "-a" "1d1f54e12a1815ce083b2e3bd9e565919044de15b64775173db91f8b781c471e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling serde v1.0.103
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling rayon-core v1.6.1
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking argparse v0.2.2
[INFO] [stderr]     Checking same-file v1.0.5
[INFO] [stderr]     Checking yaml-rust v0.4.3
[INFO] [stderr]     Checking walkdir v2.2.9
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]     Checking regex-automata v0.1.8
[INFO] [stderr]     Checking yogurt-yaml v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:307:44
[INFO] [stdout]     |
[INFO] [stdout] 307 | fn create_ident_checks<'a>(ident_strings: &'a [&'a str], range: IdentRange) -> Vec<IdentChecker> {
[INFO] [stdout]     |                                            ^^   ^^ the lifetime is named here      ------------ the same lifetime is hidden here
[INFO] [stdout]     |                                            |
[INFO] [stdout]     |                                            the lifetime is named 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: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 307 | fn create_ident_checks<'a>(ident_strings: &'a [&'a str], range: IdentRange) -> Vec<IdentChecker<'a>> {
[INFO] [stdout]     |                                                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking crossbeam-queue v0.2.0
[INFO] [stderr]     Checking num_cpus v1.11.1
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking criterion-plot v0.4.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking csv-core v0.1.6
[INFO] [stderr]     Checking rand_os v0.2.2
[INFO] [stderr]     Checking rand_xoshiro v0.3.1
[INFO] [stderr]     Checking rayon v1.2.1
[INFO] [stderr]     Checking serde_json v1.0.44
[INFO] [stderr]     Checking bstr v0.2.8
[INFO] [stderr]    Compiling serde_derive v1.0.103
[INFO] [stderr]     Checking tinytemplate v1.0.2
[INFO] [stderr]     Checking csv v1.1.1
[INFO] [stderr]     Checking criterion v0.3.0
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:307:44
[INFO] [stdout]     |
[INFO] [stdout] 307 | fn create_ident_checks<'a>(ident_strings: &'a [&'a str], range: IdentRange) -> Vec<IdentChecker> {
[INFO] [stdout]     |                                            ^^   ^^ the lifetime is named here      ------------ the same lifetime is hidden here
[INFO] [stdout]     |                                            |
[INFO] [stdout]     |                                            the lifetime is named 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: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 307 | fn create_ident_checks<'a>(ident_strings: &'a [&'a str], range: IdentRange) -> Vec<IdentChecker<'a>> {
[INFO] [stdout]     |                                                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.93s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 3`
[INFO] running `Command { std: "docker" "inspect" "1d1f54e12a1815ce083b2e3bd9e565919044de15b64775173db91f8b781c471e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d1f54e12a1815ce083b2e3bd9e565919044de15b64775173db91f8b781c471e", kill_on_drop: false }`
[INFO] [stdout] 1d1f54e12a1815ce083b2e3bd9e565919044de15b64775173db91f8b781c471e