[INFO] fetching crate pwnenv 0.1.0...
[INFO] checking pwnenv-0.1.0 against 1.95.0 for pr-155915
[INFO] extracting crate pwnenv 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate pwnenv 0.1.0
[INFO] finished tweaking crates.io crate pwnenv 0.1.0
[INFO] tweaked toml for crates.io crate pwnenv 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate pwnenv 0.1.0 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pwnenv 0.1.0 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" "+1.95.0" "fetch" "--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]  Downloading crates ...
[INFO] [stderr]   Downloaded socket2 v0.5.4
[INFO] [stderr]   Downloaded tokio-macros v2.1.0
[INFO] [stderr]   Downloaded rsa v0.9.2
[INFO] [stderr]   Downloaded serde_repr v0.1.16
[INFO] [stderr]   Downloaded primeorder v0.13.2
[INFO] [stderr]   Downloaded time-core v0.1.1
[INFO] [stderr]   Downloaded dockerfile v0.2.1
[INFO] [stderr]   Downloaded mktemp v0.5.1
[INFO] [stderr]   Downloaded deranged v0.3.8
[INFO] [stderr]   Downloaded zeroize v1.6.0
[INFO] [stderr]   Downloaded hyperlocal v0.8.0
[INFO] [stderr]   Downloaded sha2 v0.10.7
[INFO] [stderr]   Downloaded snafu-derive v0.7.5
[INFO] [stderr]   Downloaded time-macros v0.2.14
[INFO] [stderr]   Downloaded platforms v3.0.2
[INFO] [stderr]   Downloaded snafu v0.7.5
[INFO] [stderr]   Downloaded bollard-stubs v1.43.0-rc.2
[INFO] [stderr]   Downloaded base64 v0.21.4
[INFO] [stderr]   Downloaded crypto-bigint v0.5.3
[INFO] [stderr]   Downloaded time v0.3.28
[INFO] [stderr]   Downloaded serde_with v3.3.0
[INFO] [stderr]   Downloaded h2 v0.3.21
[INFO] [stderr]   Downloaded bollard v0.15.0
[INFO] [stderr]   Downloaded ssh-key v0.6.1
[INFO] [stderr]   Downloaded memchr v2.6.3
[INFO] [stderr]   Downloaded url v2.4.1
[INFO] [stderr]   Downloaded ed25519-dalek v2.0.0
[INFO] [stderr]   Downloaded elliptic-curve v0.13.5
[INFO] [stderr]   Downloaded curve25519-dalek v4.0.0
[INFO] [stderr]   Downloaded tokio v1.32.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7418772cc753c98e25b1a6d1641700fff130477631c064b0bba8cc0ee2166e4c
[INFO] running `Command { std: "docker" "start" "-a" "7418772cc753c98e25b1a6d1641700fff130477631c064b0bba8cc0ee2166e4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7418772cc753c98e25b1a6d1641700fff130477631c064b0bba8cc0ee2166e4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7418772cc753c98e25b1a6d1641700fff130477631c064b0bba8cc0ee2166e4c", kill_on_drop: false }`
[INFO] [stdout] 7418772cc753c98e25b1a6d1641700fff130477631c064b0bba8cc0ee2166e4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7fa4c9bb2faf5a74e19b9da098f745f87976d486f0851ac5f491e3b46d286761
[INFO] running `Command { std: "docker" "start" "-a" "7fa4c9bb2faf5a74e19b9da098f745f87976d486f0851ac5f491e3b46d286761", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]     Checking smallvec v1.11.0
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling semver v1.0.18
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]    Compiling platforms v3.0.2
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]     Checking memchr v2.6.3
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking cpufeatures v0.2.9
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking try-lock v0.2.4
[INFO] [stderr]     Checking percent-encoding v2.3.0
[INFO] [stderr]     Checking anstyle-parse v0.2.1
[INFO] [stderr]     Checking want v0.3.1
[INFO] [stderr]     Checking form_urlencoded v1.2.0
[INFO] [stderr]     Checking pem-rfc7468 v0.7.0
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]     Checking sha2 v0.10.7
[INFO] [stderr]     Checking tower-service v0.3.2
[INFO] [stderr]    Compiling thiserror v1.0.48
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]     Checking signature v2.1.0
[INFO] [stderr]     Checking anstyle v1.0.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking ed25519 v2.2.2
[INFO] [stderr]     Checking base16ct v0.2.0
[INFO] [stderr]    Compiling syn v2.0.37
[INFO] [stderr]     Checking anstream v0.5.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking sec1 v0.7.3
[INFO] [stderr]     Checking base64 v0.21.4
[INFO] [stderr]     Checking zeroize v1.6.0
[INFO] [stderr]     Checking dockerfile v0.2.1
[INFO] [stderr]     Checking ssh-encoding v0.2.0
[INFO] [stderr]     Checking socket2 v0.5.4
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]    Compiling curve25519-dalek v4.0.0
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking ssh-cipher v0.2.0
[INFO] [stderr]     Checking clap_builder v4.4.4
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking xattr v1.0.1
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking filetime v0.2.22
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking directories v5.0.1
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking uuid v1.4.1
[INFO] [stderr]     Checking tar v0.4.40
[INFO] [stderr]     Checking idna v0.4.0
[INFO] [stderr]     Checking mktemp v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking url v2.4.1
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling curve25519-dalek-derive v0.1.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.48
[INFO] [stderr]    Compiling serde_repr v0.1.16
[INFO] [stderr]    Compiling clap_derive v4.4.2
[INFO] [stderr]    Compiling snafu-derive v0.7.5
[INFO] [stderr]     Checking tokio v1.32.0
[INFO] [stderr]     Checking pin-project v1.1.3
[INFO] [stderr]     Checking ed25519-dalek v2.0.0
[INFO] [stderr]     Checking ssh-key v0.6.1
[INFO] [stderr]     Checking snafu v0.7.5
[INFO] [stderr]     Checking clap v4.4.4
[INFO] [stderr]     Checking futures-executor v0.3.28
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]     Checking tokio-util v0.7.8
[INFO] [stderr]     Checking h2 v0.3.21
[INFO] [stderr]     Checking serde_with v3.3.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking hyper v0.14.27
[INFO] [stderr]     Checking bollard-stubs v1.43.0-rc.2
[INFO] [stderr]     Checking hyperlocal v0.8.0
[INFO] [stderr]     Checking bollard v0.15.0
[INFO] [stderr]     Checking pwnenv v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `exec` that must be used
[INFO] [stdout]   --> src/ssh.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 | /     std::process::Command::new("ssh")
[INFO] [stdout] 63 | |         .args(&[
[INFO] [stdout] 64 | |             &format!("{}@localhost", username),
[INFO] [stdout] 65 | |             "-p",
[INFO] [stdout] ...  |
[INFO] [stdout] 73 | |         ])
[INFO] [stdout] 74 | |         .exec();
[INFO] [stdout]    | |_______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |     let _ = std::process::Command::new("ssh")
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `exec` that must be used
[INFO] [stdout]   --> src/ssh.rs:62:5
[INFO] [stdout]    |
[INFO] [stdout] 62 | /     std::process::Command::new("ssh")
[INFO] [stdout] 63 | |         .args(&[
[INFO] [stdout] 64 | |             &format!("{}@localhost", username),
[INFO] [stdout] 65 | |             "-p",
[INFO] [stdout] ...  |
[INFO] [stdout] 73 | |         ])
[INFO] [stdout] 74 | |         .exec();
[INFO] [stdout]    | |_______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 62 |     let _ = std::process::Command::new("ssh")
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 39.11s
[INFO] running `Command { std: "docker" "inspect" "7fa4c9bb2faf5a74e19b9da098f745f87976d486f0851ac5f491e3b46d286761", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fa4c9bb2faf5a74e19b9da098f745f87976d486f0851ac5f491e3b46d286761", kill_on_drop: false }`
[INFO] [stdout] 7fa4c9bb2faf5a74e19b9da098f745f87976d486f0851ac5f491e3b46d286761
