[INFO] cloning repository https://github.com/cubedhuang/shapiro
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cubedhuang/shapiro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcubedhuang%2Fshapiro", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcubedhuang%2Fshapiro'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] febbfa8f4ccac04b7fc950532361584f58a49d14
[INFO] checking cubedhuang/shapiro/febbfa8f4ccac04b7fc950532361584f58a49d14 against master#5fe0e40e05f2d0408c6a292b160f96d595aedfbc for pr-130367
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcubedhuang%2Fshapiro" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cubedhuang/shapiro on toolchain 5fe0e40e05f2d0408c6a292b160f96d595aedfbc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5fe0e40e05f2d0408c6a292b160f96d595aedfbc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cubedhuang/shapiro
[INFO] finished tweaking git repo https://github.com/cubedhuang/shapiro
[INFO] tweaked toml for git repo https://github.com/cubedhuang/shapiro written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/cubedhuang/shapiro 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" "+5fe0e40e05f2d0408c6a292b160f96d595aedfbc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+5fe0e40e05f2d0408c6a292b160f96d595aedfbc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 004279f196bbd1ac03d90a079011ac4f19c74bc7f3b541f5361f6956fc9d7a33
[INFO] running `Command { std: "docker" "start" "-a" "004279f196bbd1ac03d90a079011ac4f19c74bc7f3b541f5361f6956fc9d7a33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "004279f196bbd1ac03d90a079011ac4f19c74bc7f3b541f5361f6956fc9d7a33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "004279f196bbd1ac03d90a079011ac4f19c74bc7f3b541f5361f6956fc9d7a33", kill_on_drop: false }`
[INFO] [stdout] 004279f196bbd1ac03d90a079011ac4f19c74bc7f3b541f5361f6956fc9d7a33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+5fe0e40e05f2d0408c6a292b160f96d595aedfbc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22df630927cf6828d362da4e368b84117fea0a9546171cb6302dd9b82facc03b
[INFO] running `Command { std: "docker" "start" "-a" "22df630927cf6828d362da4e368b84117fea0a9546171cb6302dd9b82facc03b", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking nix v0.23.1
[INFO] [stderr]     Checking ctrlc v3.2.1
[INFO] [stderr]     Checking shapiro v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `token` is never read
[INFO] [stdout]  --> src/ast.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Literal {
[INFO] [stdout]   |     ------- field in this variant
[INFO] [stdout] 6 |         token: Token<'src>,
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `token` is never read
[INFO] [stdout]  --> src/ast.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Literal {
[INFO] [stdout]   |     ------- field in this variant
[INFO] [stdout] 6 |         token: Token<'src>,
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `paren` is never read
[INFO] [stdout]   --> src/ast.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 9  |     Grouping {
[INFO] [stdout]    |     -------- field in this variant
[INFO] [stdout] 10 |         paren: Token<'src>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `paren` is never read
[INFO] [stdout]   --> src/ast.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 9  |     Grouping {
[INFO] [stdout]    |     -------- field in this variant
[INFO] [stdout] 10 |         paren: Token<'src>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `op` is never read
[INFO] [stdout]   --> src/ast.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     Unary {
[INFO] [stdout]    |     ----- field in this variant
[INFO] [stdout] 14 |         op: Token<'src>,
[INFO] [stdout]    |         ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `op` is never read
[INFO] [stdout]   --> src/ast.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     Unary {
[INFO] [stdout]    |     ----- field in this variant
[INFO] [stdout] 14 |         op: Token<'src>,
[INFO] [stdout]    |         ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.35s
[INFO] running `Command { std: "docker" "inspect" "22df630927cf6828d362da4e368b84117fea0a9546171cb6302dd9b82facc03b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22df630927cf6828d362da4e368b84117fea0a9546171cb6302dd9b82facc03b", kill_on_drop: false }`
[INFO] [stdout] 22df630927cf6828d362da4e368b84117fea0a9546171cb6302dd9b82facc03b