[INFO] fetching crate alpha-shell 0.3.0...
[INFO] checking alpha-shell-0.3.0 against master#b3bd7058c139e71bae0862ef8f8ac936208873e9 for pr-123752
[INFO] extracting crate alpha-shell 0.3.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate alpha-shell 0.3.0 on toolchain b3bd7058c139e71bae0862ef8f8ac936208873e9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate alpha-shell 0.3.0
[INFO] finished tweaking crates.io crate alpha-shell 0.3.0
[INFO] tweaked toml for crates.io crate alpha-shell 0.3.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate alpha-shell 0.3.0 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" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand v0.8.4
[INFO] [stderr]   Downloaded rand_hc v0.3.1
[INFO] [stderr]   Downloaded phf_macros v0.11.0
[INFO] [stderr]   Downloaded phf_shared v0.11.0
[INFO] [stderr]   Downloaded phf_generator v0.11.0
[INFO] [stderr]   Downloaded phf v0.11.0
[INFO] [stderr]   Downloaded syn v1.0.84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 097720beeeb37ebdfc5dc5f20cbda37c42d24578ab1ae38b4b50c575bb328861
[INFO] running `Command { std: "docker" "start" "-a" "097720beeeb37ebdfc5dc5f20cbda37c42d24578ab1ae38b4b50c575bb328861", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "097720beeeb37ebdfc5dc5f20cbda37c42d24578ab1ae38b4b50c575bb328861", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "097720beeeb37ebdfc5dc5f20cbda37c42d24578ab1ae38b4b50c575bb328861", kill_on_drop: false }`
[INFO] [stdout] 097720beeeb37ebdfc5dc5f20cbda37c42d24578ab1ae38b4b50c575bb328861
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 426bc48c9b8bc840844c726127a76113deeb79370b520739c8b3673a8ab562e3
[INFO] running `Command { std: "docker" "start" "-a" "426bc48c9b8bc840844c726127a76113deeb79370b520739c8b3673a8ab562e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]     Checking siphasher v0.3.7
[INFO] [stderr]    Compiling phf_shared v0.11.0
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling phf_generator v0.11.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v3.2.15
[INFO] [stderr]    Compiling phf_macros v0.11.0
[INFO] [stderr]     Checking phf v0.11.0
[INFO] [stderr]     Checking clap v3.2.16
[INFO] [stderr]     Checking alpha-shell v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Elif` is never constructed
[INFO] [stdout]   --> src/parse/if.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct Elif(Node, Node);
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Elif` is never constructed
[INFO] [stdout]   --> src/parse/if.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct Elif(Node, Node);
[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` profile [unoptimized + debuginfo] target(s) in 4.90s
[INFO] running `Command { std: "docker" "inspect" "426bc48c9b8bc840844c726127a76113deeb79370b520739c8b3673a8ab562e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "426bc48c9b8bc840844c726127a76113deeb79370b520739c8b3673a8ab562e3", kill_on_drop: false }`
[INFO] [stdout] 426bc48c9b8bc840844c726127a76113deeb79370b520739c8b3673a8ab562e3
[INFO] checking alpha-shell-0.3.0 against try#57fe1b734d9ff1c8a92bda60b85506b9648158d3 for pr-123752
[INFO] extracting crate alpha-shell 0.3.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate alpha-shell 0.3.0 on toolchain 57fe1b734d9ff1c8a92bda60b85506b9648158d3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate alpha-shell 0.3.0
[INFO] finished tweaking crates.io crate alpha-shell 0.3.0
[INFO] tweaked toml for crates.io crate alpha-shell 0.3.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate alpha-shell 0.3.0 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" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 391ecc6f4943f51dca76e58243df3f246e94e1d7dcfaffefd0f13b259bfeb2a5
[INFO] running `Command { std: "docker" "start" "-a" "391ecc6f4943f51dca76e58243df3f246e94e1d7dcfaffefd0f13b259bfeb2a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "391ecc6f4943f51dca76e58243df3f246e94e1d7dcfaffefd0f13b259bfeb2a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "391ecc6f4943f51dca76e58243df3f246e94e1d7dcfaffefd0f13b259bfeb2a5", kill_on_drop: false }`
[INFO] [stdout] 391ecc6f4943f51dca76e58243df3f246e94e1d7dcfaffefd0f13b259bfeb2a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb536356b21e78aef1fb6db6e11992004f2234d29e9e6993bad3ae82bc89460f
[INFO] running `Command { std: "docker" "start" "-a" "fb536356b21e78aef1fb6db6e11992004f2234d29e9e6993bad3ae82bc89460f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]     Checking siphasher v0.3.7
[INFO] [stderr]    Compiling phf_shared v0.11.0
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling phf_generator v0.11.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v3.2.15
[INFO] [stderr]    Compiling phf_macros v0.11.0
[INFO] [stderr]     Checking phf v0.11.0
[INFO] [stderr]     Checking clap v3.2.16
[INFO] [stderr]     Checking alpha-shell v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Elif` is never constructed
[INFO] [stdout]   --> src/parse/if.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct Elif(Node, Node);
[INFO] [stdout]    |        ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Elif` is never constructed
[INFO] [stdout]   --> src/parse/if.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | struct Elif(Node, Node);
[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` profile [unoptimized + debuginfo] target(s) in 4.91s
[INFO] running `Command { std: "docker" "inspect" "fb536356b21e78aef1fb6db6e11992004f2234d29e9e6993bad3ae82bc89460f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb536356b21e78aef1fb6db6e11992004f2234d29e9e6993bad3ae82bc89460f", kill_on_drop: false }`
[INFO] [stdout] fb536356b21e78aef1fb6db6e11992004f2234d29e9e6993bad3ae82bc89460f
