[INFO] fetching crate assemble-build 0.2.0...
[INFO] checking assemble-build-0.2.0 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate assemble-build 0.2.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate assemble-build 0.2.0 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 crates.io crate assemble-build 0.2.0
[INFO] finished tweaking crates.io crate assemble-build 0.2.0
[INFO] tweaked toml for crates.io crate assemble-build 0.2.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.77)
[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-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 7aa2853c020a0ecb7f9db4ab4b1084a6879dd789132816579d2b893160c377da
[INFO] running `Command { std: "docker" "start" "-a" "7aa2853c020a0ecb7f9db4ab4b1084a6879dd789132816579d2b893160c377da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7aa2853c020a0ecb7f9db4ab4b1084a6879dd789132816579d2b893160c377da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7aa2853c020a0ecb7f9db4ab4b1084a6879dd789132816579d2b893160c377da", kill_on_drop: false }`
[INFO] [stdout] 7aa2853c020a0ecb7f9db4ab4b1084a6879dd789132816579d2b893160c377da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 08bc08c40cf8612ecb4c3642b6feb9930f4e1d96df9673bd0e541b4716ad365e
[INFO] running `Command { std: "docker" "start" "-a" "08bc08c40cf8612ecb4c3642b6feb9930f4e1d96df9673bd0e541b4716ad365e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking quote v1.0.37
[INFO] [stderr]     Checking assemble-build v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `module`, `identifier`, `sig`, and `meta` are never read
[INFO] [stdout]   --> src/plugin_function.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct PluginFunction {
[INFO] [stdout]    |            -------------- fields in this struct
[INFO] [stdout] 9  |     module: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 10 |     identifier: String,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 11 |     sig: Signature,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 12 |     meta: PluginFunctionMetadata,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PluginFunction` 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 `eq` is never read
[INFO] [stdout]   --> src/plugin_function.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct Assignment {
[INFO] [stdout]    |        ---------- field in this struct
[INFO] [stdout] 27 |     id: Ident,
[INFO] [stdout] 28 |     eq: Token![=],
[INFO] [stdout]    |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `module`, `identifier`, `sig`, and `meta` are never read
[INFO] [stdout]   --> src/plugin_function.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct PluginFunction {
[INFO] [stdout]    |            -------------- fields in this struct
[INFO] [stdout] 9  |     module: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 10 |     identifier: String,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 11 |     sig: Signature,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 12 |     meta: PluginFunctionMetadata,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PluginFunction` 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 `eq` is never read
[INFO] [stdout]   --> src/plugin_function.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct Assignment {
[INFO] [stdout]    |        ---------- field in this struct
[INFO] [stdout] 27 |     id: Ident,
[INFO] [stdout] 28 |     eq: Token![=],
[INFO] [stdout]    |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.74s
[INFO] running `Command { std: "docker" "inspect" "08bc08c40cf8612ecb4c3642b6feb9930f4e1d96df9673bd0e541b4716ad365e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08bc08c40cf8612ecb4c3642b6feb9930f4e1d96df9673bd0e541b4716ad365e", kill_on_drop: false }`
[INFO] [stdout] 08bc08c40cf8612ecb4c3642b6feb9930f4e1d96df9673bd0e541b4716ad365e
[INFO] checking assemble-build-0.2.0 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] extracting crate assemble-build 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate assemble-build 0.2.0 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 crates.io crate assemble-build 0.2.0
[INFO] finished tweaking crates.io crate assemble-build 0.2.0
[INFO] tweaked toml for crates.io crate assemble-build 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.77)
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] fb5685f3b83d55780747ce2f1409119da95c6c8e127f706a0265fe014cfbdd21
[INFO] running `Command { std: "docker" "start" "-a" "fb5685f3b83d55780747ce2f1409119da95c6c8e127f706a0265fe014cfbdd21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb5685f3b83d55780747ce2f1409119da95c6c8e127f706a0265fe014cfbdd21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb5685f3b83d55780747ce2f1409119da95c6c8e127f706a0265fe014cfbdd21", kill_on_drop: false }`
[INFO] [stdout] fb5685f3b83d55780747ce2f1409119da95c6c8e127f706a0265fe014cfbdd21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] e2a14596c33397cf763235ee2162f560b6fb7df501f43cb74f6301ae45d11660
[INFO] running `Command { std: "docker" "start" "-a" "e2a14596c33397cf763235ee2162f560b6fb7df501f43cb74f6301ae45d11660", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking quote v1.0.37
[INFO] [stderr]     Checking assemble-build v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `module`, `identifier`, `sig`, and `meta` are never read
[INFO] [stdout]   --> src/plugin_function.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct PluginFunction {
[INFO] [stdout]    |            -------------- fields in this struct
[INFO] [stdout] 9  |     module: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 10 |     identifier: String,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 11 |     sig: Signature,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 12 |     meta: PluginFunctionMetadata,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PluginFunction` 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 `module`, `identifier`, `sig`, and `meta` are never read
[INFO] [stdout]   --> src/plugin_function.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct PluginFunction {
[INFO] [stdout]    |            -------------- fields in this struct
[INFO] [stdout] 9  |     module: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 10 |     identifier: String,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 11 |     sig: Signature,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 12 |     meta: PluginFunctionMetadata,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `PluginFunction` 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 `eq` is never read
[INFO] [stdout]   --> src/plugin_function.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct Assignment {
[INFO] [stdout]    |        ---------- field in this struct
[INFO] [stdout] 27 |     id: Ident,
[INFO] [stdout] 28 |     eq: Token![=],
[INFO] [stdout]    |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `eq` is never read
[INFO] [stdout]   --> src/plugin_function.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct Assignment {
[INFO] [stdout]    |        ---------- field in this struct
[INFO] [stdout] 27 |     id: Ident,
[INFO] [stdout] 28 |     eq: Token![=],
[INFO] [stdout]    |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.38s
[INFO] running `Command { std: "docker" "inspect" "e2a14596c33397cf763235ee2162f560b6fb7df501f43cb74f6301ae45d11660", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2a14596c33397cf763235ee2162f560b6fb7df501f43cb74f6301ae45d11660", kill_on_drop: false }`
[INFO] [stdout] e2a14596c33397cf763235ee2162f560b6fb7df501f43cb74f6301ae45d11660