[INFO] fetching crate bmx 0.0.2... [INFO] checking bmx-0.0.2 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1 [INFO] extracting crate bmx 0.0.2 into /workspace/builds/worker-0-tc1/source [INFO] started tweaking crates.io crate bmx 0.0.2 [INFO] finished tweaking crates.io crate bmx 0.0.2 [INFO] tweaked toml for crates.io crate bmx 0.0.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate bmx 0.0.2 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 8 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0fb9e9996080e4ef37f5d75487470d27020640896028ab8c8bcf052c50ace6b6 [INFO] running `Command { std: "docker" "start" "-a" "0fb9e9996080e4ef37f5d75487470d27020640896028ab8c8bcf052c50ace6b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0fb9e9996080e4ef37f5d75487470d27020640896028ab8c8bcf052c50ace6b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0fb9e9996080e4ef37f5d75487470d27020640896028ab8c8bcf052c50ace6b6", kill_on_drop: false }` [INFO] [stdout] 0fb9e9996080e4ef37f5d75487470d27020640896028ab8c8bcf052c50ace6b6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] eeaf6c43e09bf5cd3f4c766ffc0c24f9a0d227833a364f701124dff8237aa6dd [INFO] running `Command { std: "docker" "start" "-a" "eeaf6c43e09bf5cd3f4c766ffc0c24f9a0d227833a364f701124dff8237aa6dd", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling unicode-ident v1.0.18 [INFO] [stderr] Checking ryu v1.0.20 [INFO] [stderr] Checking itoa v1.0.15 [INFO] [stderr] Compiling anyhow v1.0.99 [INFO] [stderr] Compiling quote v1.0.40 [INFO] [stderr] Compiling lexpr-macros v0.2.2 [INFO] [stderr] Checking lexpr v0.2.7 [INFO] [stderr] Checking bmx v0.0.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `root_id` and `branch_ids` are never read [INFO] [stdout] --> src/forest.rs:104:9 [INFO] [stdout] | [INFO] [stdout] 102 | NoSuchBranch { [INFO] [stdout] | ------------ fields in this variant [INFO] [stdout] 103 | root_name: Ident, [INFO] [stdout] 104 | root_id: NodeId, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 105 | branch_ids: Vec, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `InnerError` 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 `tree` is never read [INFO] [stdout] --> src/exec.rs:732:5 [INFO] [stdout] | [INFO] [stdout] 731 | pub struct BranchIter<'a> { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 732 | tree: &'a Tree, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `BranchIter` 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 `roots` is never read [INFO] [stdout] --> src/exec.rs:858:5 [INFO] [stdout] | [INFO] [stdout] 856 | pub struct PreparedRoot { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] 857 | root_id: ExecNodeId, [INFO] [stdout] 858 | roots: HashMap, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `PreparedRoot` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/lib.rs:220:21 [INFO] [stdout] | [INFO] [stdout] 220 | fn display<'a>(&'a self, forest: &'a Forest, tree: &'a exec::Tree) -> ValueDisplay<'_> { [INFO] [stdout] | ^^ ^^ ^^ the lifetime is named here -- the same lifetime is elided here [INFO] [stdout] | | | [INFO] [stdout] | | the lifetime is named here [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 220 - fn display<'a>(&'a self, forest: &'a Forest, tree: &'a exec::Tree) -> ValueDisplay<'_> { [INFO] [stdout] 220 + fn display<'a>(&'a self, forest: &'a Forest, tree: &'a exec::Tree) -> ValueDisplay<'a> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `root_id` and `branch_ids` are never read [INFO] [stdout] --> src/forest.rs:104:9 [INFO] [stdout] | [INFO] [stdout] 102 | NoSuchBranch { [INFO] [stdout] | ------------ fields in this variant [INFO] [stdout] 103 | root_name: Ident, [INFO] [stdout] 104 | root_id: NodeId, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] 105 | branch_ids: Vec, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `InnerError` 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 `tree` is never read [INFO] [stdout] --> src/exec.rs:732:5 [INFO] [stdout] | [INFO] [stdout] 731 | pub struct BranchIter<'a> { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] 732 | tree: &'a Tree, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `BranchIter` 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 `roots` is never read [INFO] [stdout] --> src/exec.rs:858:5 [INFO] [stdout] | [INFO] [stdout] 856 | pub struct PreparedRoot { [INFO] [stdout] | ------------ field in this struct [INFO] [stdout] 857 | root_id: ExecNodeId, [INFO] [stdout] 858 | roots: HashMap, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `PreparedRoot` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: eliding a lifetime that's named elsewhere is confusing [INFO] [stdout] --> src/lib.rs:220:21 [INFO] [stdout] | [INFO] [stdout] 220 | fn display<'a>(&'a self, forest: &'a Forest, tree: &'a exec::Tree) -> ValueDisplay<'_> { [INFO] [stdout] | ^^ ^^ ^^ the lifetime is named here -- the same lifetime is elided here [INFO] [stdout] | | | [INFO] [stdout] | | the lifetime is named here [INFO] [stdout] | the lifetime is named here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: consistently use `'a` [INFO] [stdout] | [INFO] [stdout] 220 - fn display<'a>(&'a self, forest: &'a Forest, tree: &'a exec::Tree) -> ValueDisplay<'_> { [INFO] [stdout] 220 + fn display<'a>(&'a self, forest: &'a Forest, tree: &'a exec::Tree) -> ValueDisplay<'a> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.23s [INFO] running `Command { std: "docker" "inspect" "eeaf6c43e09bf5cd3f4c766ffc0c24f9a0d227833a364f701124dff8237aa6dd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eeaf6c43e09bf5cd3f4c766ffc0c24f9a0d227833a364f701124dff8237aa6dd", kill_on_drop: false }` [INFO] [stdout] eeaf6c43e09bf5cd3f4c766ffc0c24f9a0d227833a364f701124dff8237aa6dd