[INFO] fetching crate tuning 0.1.16...
[INFO] checking tuning-0.1.16 against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] extracting crate tuning 0.1.16 into /workspace/builds/worker-29/source
[INFO] validating manifest of crates.io crate tuning 0.1.16 on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tuning 0.1.16
[INFO] finished tweaking crates.io crate tuning 0.1.16
[INFO] tweaked toml for crates.io crate tuning 0.1.16 written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] crate crates.io crate tuning 0.1.16 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded home v0.5.3
[INFO] [stderr]   Downloaded quick-error v2.0.1
[INFO] [stderr]   Downloaded subprocess v0.2.6
[INFO] [stderr]   Downloaded which v4.1.0
[INFO] [stderr]   Downloaded globset v0.4.6
[INFO] [stderr]   Downloaded ignore v0.4.17
[INFO] [stderr]   Downloaded git-url v0.3.1
[INFO] [stderr]   Downloaded mktemp v0.4.1
[INFO] [stderr]   Downloaded tera v1.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc87fa6316a8bb24740f1d99fc32d829fcbacd28b7b14fab03f3bd8f554843bf
[INFO] running `Command { std: "docker" "start" "-a" "dc87fa6316a8bb24740f1d99fc32d829fcbacd28b7b14fab03f3bd8f554843bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc87fa6316a8bb24740f1d99fc32d829fcbacd28b7b14fab03f3bd8f554843bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc87fa6316a8bb24740f1d99fc32d829fcbacd28b7b14fab03f3bd8f554843bf", kill_on_drop: false }`
[INFO] [stdout] dc87fa6316a8bb24740f1d99fc32d829fcbacd28b7b14fab03f3bd8f554843bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ce7326ded792cb70f07721bf7b5847c3134a6af9fb9507c2584f37c7112cd90
[INFO] running `Command { std: "docker" "start" "-a" "2ce7326ded792cb70f07721bf7b5847c3134a6af9fb9507c2584f37c7112cd90", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking home v0.5.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking subprocess v0.2.6
[INFO] [stderr]     Checking which v4.1.0
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking dirs v3.0.1
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking bstr v0.2.15
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking mktemp v0.4.1
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]     Checking globset v0.4.6
[INFO] [stderr]     Checking ignore v0.4.17
[INFO] [stderr]     Checking globwalk v0.8.1
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking git-url v0.3.1
[INFO] [stderr]     Checking tera v1.7.0
[INFO] [stderr]     Checking tuning v0.1.16 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.10s
[INFO] running `Command { std: "docker" "inspect" "2ce7326ded792cb70f07721bf7b5847c3134a6af9fb9507c2584f37c7112cd90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ce7326ded792cb70f07721bf7b5847c3134a6af9fb9507c2584f37c7112cd90", kill_on_drop: false }`
[INFO] [stdout] 2ce7326ded792cb70f07721bf7b5847c3134a6af9fb9507c2584f37c7112cd90