[INFO] fetching crate pwntools 0.2.0...
[INFO] checking pwntools-0.2.0 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] extracting crate pwntools 0.2.0 into /workspace/builds/worker-36/source
[INFO] validating manifest of crates.io crate pwntools 0.2.0 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pwntools 0.2.0
[INFO] finished tweaking crates.io crate pwntools 0.2.0
[INFO] tweaked toml for crates.io crate pwntools 0.2.0 written to /workspace/builds/worker-36/source/Cargo.toml
[INFO] crate crates.io crate pwntools 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6f3b0d8bd3643f4d2c7a71b218c5a2a5e8733e87b14c4e510d6e61d37dc59625
[INFO] running `Command { std: "docker" "start" "-a" "6f3b0d8bd3643f4d2c7a71b218c5a2a5e8733e87b14c4e510d6e61d37dc59625", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f3b0d8bd3643f4d2c7a71b218c5a2a5e8733e87b14c4e510d6e61d37dc59625", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f3b0d8bd3643f4d2c7a71b218c5a2a5e8733e87b14c4e510d6e61d37dc59625", kill_on_drop: false }`
[INFO] [stdout] 6f3b0d8bd3643f4d2c7a71b218c5a2a5e8733e87b14c4e510d6e61d37dc59625
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1a34b5a34f825ccc0a8cf384d8d71b597f99e9e82bbff5b7e9814b6c9a371a78
[INFO] running `Command { std: "docker" "start" "-a" "1a34b5a34f825ccc0a8cf384d8d71b597f99e9e82bbff5b7e9814b6c9a371a78", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]     Checking textwrap v0.12.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]     Checking clap v3.0.0-beta.2
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking elf-utilities v0.2.8
[INFO] [stderr]     Checking pwntools v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `child`
[INFO] [stdout]   --> src/process.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     child: Child,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `child`
[INFO] [stdout]   --> src/process.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     child: Child,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.78s
[INFO] running `Command { std: "docker" "inspect" "1a34b5a34f825ccc0a8cf384d8d71b597f99e9e82bbff5b7e9814b6c9a371a78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a34b5a34f825ccc0a8cf384d8d71b597f99e9e82bbff5b7e9814b6c9a371a78", kill_on_drop: false }`
[INFO] [stdout] 1a34b5a34f825ccc0a8cf384d8d71b597f99e9e82bbff5b7e9814b6c9a371a78