[INFO] fetching crate gs11n 0.3.1...
[INFO] checking gs11n-0.3.1 against master#5518eaa946291f00471af8b254b2a1715f234882 for pr-120393-1
[INFO] extracting crate gs11n 0.3.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate gs11n 0.3.1 on toolchain 5518eaa946291f00471af8b254b2a1715f234882
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gs11n 0.3.1
[INFO] finished tweaking crates.io crate gs11n 0.3.1
[INFO] tweaked toml for crates.io crate gs11n 0.3.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded semver v0.9.0
[INFO] [stderr]   Downloaded toml v0.5.11
[INFO] [stderr]   Downloaded rustc-hash v1.1.0
[INFO] [stderr]   Downloaded semver-parser v0.7.0
[INFO] [stderr]   Downloaded test-cdylib v1.1.0
[INFO] [stderr]   Downloaded cargo_metadata v0.9.1
[INFO] [stderr]   Downloaded ctor v0.1.26
[INFO] [stderr]   Downloaded libloading v0.7.4
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 676323c52406931a9f95ef6bf70a3b771e775dccf33b77083a4badbdcdad9aa3
[INFO] running `Command { std: "docker" "start" "-a" "676323c52406931a9f95ef6bf70a3b771e775dccf33b77083a4badbdcdad9aa3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "676323c52406931a9f95ef6bf70a3b771e775dccf33b77083a4badbdcdad9aa3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "676323c52406931a9f95ef6bf70a3b771e775dccf33b77083a4badbdcdad9aa3", kill_on_drop: false }`
[INFO] [stdout] 676323c52406931a9f95ef6bf70a3b771e775dccf33b77083a4badbdcdad9aa3
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+5518eaa946291f00471af8b254b2a1715f234882" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23399856d7b169237d0201127af53587784eb16f2e46622c0a902a0bd1520c79
[INFO] running `Command { std: "docker" "start" "-a" "23399856d7b169237d0201127af53587784eb16f2e46622c0a902a0bd1520c79", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking libloading v0.7.4
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling ctor v0.1.26
[INFO] [stderr]     Checking gs11n v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::mem::MaybeUninit`
[INFO] [stdout]  --> src/serialization/encoder.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::mem::MaybeUninit;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MaybeUninit`
[INFO] [stdout]  --> src/types/string.rs:6:25
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::mem::{size_of, MaybeUninit};
[INFO] [stdout]   |                         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stderr]     Checking cargo_metadata v0.9.1
[INFO] [stderr]     Checking test-cdylib v1.1.0
[INFO] [stdout] warning: unused import: `std::mem::MaybeUninit`
[INFO] [stdout]  --> src/serialization/encoder.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::mem::MaybeUninit;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `MaybeUninit`
[INFO] [stdout]  --> src/types/string.rs:6:25
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::mem::{size_of, MaybeUninit};
[INFO] [stdout]   |                         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.83s
[INFO] running `Command { std: "docker" "inspect" "23399856d7b169237d0201127af53587784eb16f2e46622c0a902a0bd1520c79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23399856d7b169237d0201127af53587784eb16f2e46622c0a902a0bd1520c79", kill_on_drop: false }`
[INFO] [stdout] 23399856d7b169237d0201127af53587784eb16f2e46622c0a902a0bd1520c79