[INFO] cloning repository https://github.com/hyamamra/Shikibu
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hyamamra/Shikibu" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhyamamra%2FShikibu", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhyamamra%2FShikibu'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ea899300495d75c718d045557e661fc83e8f8b99
[INFO] checking hyamamra/Shikibu against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhyamamra%2FShikibu" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hyamamra/Shikibu on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hyamamra/Shikibu
[INFO] finished tweaking git repo https://github.com/hyamamra/Shikibu
[INFO] tweaked toml for git repo https://github.com/hyamamra/Shikibu written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/hyamamra/Shikibu 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 43a0edf3eaa0c8f158a6c6a1b720ab3343866a499fd0a657a576b995151b708c
[INFO] running `Command { std: "docker" "start" "-a" "43a0edf3eaa0c8f158a6c6a1b720ab3343866a499fd0a657a576b995151b708c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "43a0edf3eaa0c8f158a6c6a1b720ab3343866a499fd0a657a576b995151b708c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43a0edf3eaa0c8f158a6c6a1b720ab3343866a499fd0a657a576b995151b708c", kill_on_drop: false }`
[INFO] [stdout] 43a0edf3eaa0c8f158a6c6a1b720ab3343866a499fd0a657a576b995151b708c
[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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e1ff7008fab5c2c6b450e0a923c23e3d2da8ea84982336258a12cf8dcf6b8cf
[INFO] running `Command { std: "docker" "start" "-a" "1e1ff7008fab5c2c6b450e0a923c23e3d2da8ea84982336258a12cf8dcf6b8cf", kill_on_drop: false }`
[INFO] [stderr]     Checking shikibu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `message` and `token` are never read
[INFO] [stdout]  --> src/interpreter/error.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct SyntaxError {
[INFO] [stdout]   |            ----------- fields in this struct
[INFO] [stdout] 5 |     pub message: String,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout] 6 |     pub token: Option<Token>,
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `SyntaxError` 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: fields `message` and `node` are never read
[INFO] [stdout]   --> src/interpreter/error.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct RuntimeError {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 34 |     pub message: String,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 35 |     pub node: Option<Node>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RuntimeError` 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 `position` is never read
[INFO] [stdout]  --> src/interpreter/tokens/token.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Token {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] 6 |     pub lexeme: Lexeme,
[INFO] [stdout] 7 |     pub position: i32,
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Token` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `message` and `token` are never read
[INFO] [stdout]  --> src/interpreter/error.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct SyntaxError {
[INFO] [stdout]   |            ----------- fields in this struct
[INFO] [stdout] 5 |     pub message: String,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout] 6 |     pub token: Option<Token>,
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `SyntaxError` 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: fields `message` and `node` are never read
[INFO] [stdout]   --> src/interpreter/error.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct RuntimeError {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 34 |     pub message: String,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 35 |     pub node: Option<Node>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RuntimeError` 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 `position` is never read
[INFO] [stdout]  --> src/interpreter/tokens/token.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Token {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] 6 |     pub lexeme: Lexeme,
[INFO] [stdout] 7 |     pub position: i32,
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Token` has derived impls for the traits `Clone` and `Debug`, but these are 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 0.34s
[INFO] running `Command { std: "docker" "inspect" "1e1ff7008fab5c2c6b450e0a923c23e3d2da8ea84982336258a12cf8dcf6b8cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e1ff7008fab5c2c6b450e0a923c23e3d2da8ea84982336258a12cf8dcf6b8cf", kill_on_drop: false }`
[INFO] [stdout] 1e1ff7008fab5c2c6b450e0a923c23e3d2da8ea84982336258a12cf8dcf6b8cf
[INFO] checking hyamamra/Shikibu against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhyamamra%2FShikibu" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hyamamra/Shikibu on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hyamamra/Shikibu
[INFO] finished tweaking git repo https://github.com/hyamamra/Shikibu
[INFO] tweaked toml for git repo https://github.com/hyamamra/Shikibu written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/hyamamra/Shikibu 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 73656bc0b1d0d56c80cc44b2a36969acdd19203ea81dddfb7b90cac7b5ee3cbf
[INFO] running `Command { std: "docker" "start" "-a" "73656bc0b1d0d56c80cc44b2a36969acdd19203ea81dddfb7b90cac7b5ee3cbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73656bc0b1d0d56c80cc44b2a36969acdd19203ea81dddfb7b90cac7b5ee3cbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73656bc0b1d0d56c80cc44b2a36969acdd19203ea81dddfb7b90cac7b5ee3cbf", kill_on_drop: false }`
[INFO] [stdout] 73656bc0b1d0d56c80cc44b2a36969acdd19203ea81dddfb7b90cac7b5ee3cbf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d440c4a3d8a14aa6f2c5bbe13b9121200655212b8b81da168b6ff03e7bc817f
[INFO] running `Command { std: "docker" "start" "-a" "4d440c4a3d8a14aa6f2c5bbe13b9121200655212b8b81da168b6ff03e7bc817f", kill_on_drop: false }`
[INFO] [stderr]     Checking shikibu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `message` and `token` are never read
[INFO] [stdout]  --> src/interpreter/error.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct SyntaxError {
[INFO] [stdout]   |            ----------- fields in this struct
[INFO] [stdout] 5 |     pub message: String,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout] 6 |     pub token: Option<Token>,
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `SyntaxError` 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: fields `message` and `node` are never read
[INFO] [stdout]   --> src/interpreter/error.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct RuntimeError {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 34 |     pub message: String,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 35 |     pub node: Option<Node>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RuntimeError` 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 `position` is never read
[INFO] [stdout]  --> src/interpreter/tokens/token.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Token {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] 6 |     pub lexeme: Lexeme,
[INFO] [stdout] 7 |     pub position: i32,
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Token` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `message` and `token` are never read
[INFO] [stdout]  --> src/interpreter/error.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct SyntaxError {
[INFO] [stdout]   |            ----------- fields in this struct
[INFO] [stdout] 5 |     pub message: String,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout] 6 |     pub token: Option<Token>,
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `SyntaxError` 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: fields `message` and `node` are never read
[INFO] [stdout]   --> src/interpreter/error.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct RuntimeError {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 34 |     pub message: String,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 35 |     pub node: Option<Node>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RuntimeError` 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 `position` is never read
[INFO] [stdout]  --> src/interpreter/tokens/token.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Token {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] 6 |     pub lexeme: Lexeme,
[INFO] [stdout] 7 |     pub position: i32,
[INFO] [stdout]   |         ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Token` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "4d440c4a3d8a14aa6f2c5bbe13b9121200655212b8b81da168b6ff03e7bc817f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d440c4a3d8a14aa6f2c5bbe13b9121200655212b8b81da168b6ff03e7bc817f", kill_on_drop: false }`
[INFO] [stdout] 4d440c4a3d8a14aa6f2c5bbe13b9121200655212b8b81da168b6ff03e7bc817f