[INFO] fetching crate quill-delta 0.0.1... [INFO] checking quill-delta-0.0.1 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248 [INFO] extracting crate quill-delta 0.0.1 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate quill-delta 0.0.1 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate quill-delta 0.0.1 [INFO] finished tweaking crates.io crate quill-delta 0.0.1 [INFO] tweaked toml for crates.io crate quill-delta 0.0.1 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a6500a44c3d6fa5960163f939dd459db534052ee44ee79fd82ec3e4b47af765d [INFO] running `Command { std: "docker" "start" "-a" "a6500a44c3d6fa5960163f939dd459db534052ee44ee79fd82ec3e4b47af765d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a6500a44c3d6fa5960163f939dd459db534052ee44ee79fd82ec3e4b47af765d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a6500a44c3d6fa5960163f939dd459db534052ee44ee79fd82ec3e4b47af765d", kill_on_drop: false }` [INFO] [stdout] a6500a44c3d6fa5960163f939dd459db534052ee44ee79fd82ec3e4b47af765d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 29b5fdbca20e5074f6a92f86363782eb7b35fda77d5aad14caed9aae7b93faa3 [INFO] running `Command { std: "docker" "start" "-a" "29b5fdbca20e5074f6a92f86363782eb7b35fda77d5aad14caed9aae7b93faa3", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking quill-delta v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `text` [INFO] [stdout] --> src/lib.rs:40:46 [INFO] [stdout] | [INFO] [stdout] 40 | pub fn insert>(mut self, text: S, attributes: Attributes) -> Self { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_text` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `op` [INFO] [stdout] --> src/lib.rs:181:9 [INFO] [stdout] | [INFO] [stdout] 181 | let op: DeltaOperation = serde_json::from_str(r#"{ "insert": "Hallo" }"#).unwrap(); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_op` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `op` [INFO] [stdout] --> src/lib.rs:182:9 [INFO] [stdout] | [INFO] [stdout] 182 | let op: DeltaOperation = serde_json::from_str(r#"{ "retain": 10 }"#).unwrap(); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_op` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `op` [INFO] [stdout] --> src/lib.rs:183:9 [INFO] [stdout] | [INFO] [stdout] 183 | let op: DeltaOperation = serde_json::from_str(r#"{ "delete": 10 }"#).unwrap(); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_op` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `text` [INFO] [stdout] --> src/lib.rs:40:46 [INFO] [stdout] | [INFO] [stdout] 40 | pub fn insert>(mut self, text: S, attributes: Attributes) -> Self { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_text` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `attributes` [INFO] [stdout] --> src/lib.rs:40:55 [INFO] [stdout] | [INFO] [stdout] 40 | pub fn insert>(mut self, text: S, attributes: Attributes) -> Self { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_attributes` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `length` [INFO] [stdout] --> src/lib.rs:44:29 [INFO] [stdout] | [INFO] [stdout] 44 | pub fn delete(mut self, length: usize) -> Self { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_length` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `length` [INFO] [stdout] --> src/lib.rs:48:29 [INFO] [stdout] | [INFO] [stdout] 48 | pub fn retain(mut self, length: usize, attributes: Attributes) -> Self { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_length` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `attributes` [INFO] [stdout] --> src/lib.rs:48:44 [INFO] [stdout] | [INFO] [stdout] 48 | pub fn retain(mut self, length: usize, attributes: Attributes) -> Self { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_attributes` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `op` [INFO] [stdout] --> src/lib.rs:52:27 [INFO] [stdout] | [INFO] [stdout] 52 | pub fn push(mut self, op: DeltaOperation) -> Self { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_op` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `attributes` [INFO] [stdout] --> src/lib.rs:40:55 [INFO] [stdout] | [INFO] [stdout] 40 | pub fn insert>(mut self, text: S, attributes: Attributes) -> Self { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_attributes` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `length` [INFO] [stdout] --> src/lib.rs:44:29 [INFO] [stdout] | [INFO] [stdout] 44 | pub fn delete(mut self, length: usize) -> Self { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_length` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `length` [INFO] [stdout] --> src/lib.rs:48:29 [INFO] [stdout] | [INFO] [stdout] 48 | pub fn retain(mut self, length: usize, attributes: Attributes) -> Self { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_length` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `attributes` [INFO] [stdout] --> src/lib.rs:48:44 [INFO] [stdout] | [INFO] [stdout] 48 | pub fn retain(mut self, length: usize, attributes: Attributes) -> Self { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_attributes` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `op` [INFO] [stdout] --> src/lib.rs:52:27 [INFO] [stdout] | [INFO] [stdout] 52 | pub fn push(mut self, op: DeltaOperation) -> Self { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_op` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:40:36 [INFO] [stdout] | [INFO] [stdout] 40 | pub fn insert>(mut self, text: S, attributes: Attributes) -> Self { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:44:19 [INFO] [stdout] | [INFO] [stdout] 44 | pub fn delete(mut self, length: usize) -> Self { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:48:19 [INFO] [stdout] | [INFO] [stdout] 48 | pub fn retain(mut self, length: usize, attributes: Attributes) -> Self { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:52:17 [INFO] [stdout] | [INFO] [stdout] 52 | pub fn push(mut self, op: DeltaOperation) -> Self { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:56:17 [INFO] [stdout] | [INFO] [stdout] 56 | pub fn chop(mut self) {} [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:40:36 [INFO] [stdout] | [INFO] [stdout] 40 | pub fn insert>(mut self, text: S, attributes: Attributes) -> Self { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:44:19 [INFO] [stdout] | [INFO] [stdout] 44 | pub fn delete(mut self, length: usize) -> Self { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:48:19 [INFO] [stdout] | [INFO] [stdout] 48 | pub fn retain(mut self, length: usize, attributes: Attributes) -> Self { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:52:17 [INFO] [stdout] | [INFO] [stdout] 52 | pub fn push(mut self, op: DeltaOperation) -> Self { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lib.rs:56:17 [INFO] [stdout] | [INFO] [stdout] 56 | pub fn chop(mut self) {} [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 11 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 13.12s [INFO] running `Command { std: "docker" "inspect" "29b5fdbca20e5074f6a92f86363782eb7b35fda77d5aad14caed9aae7b93faa3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "29b5fdbca20e5074f6a92f86363782eb7b35fda77d5aad14caed9aae7b93faa3", kill_on_drop: false }` [INFO] [stdout] 29b5fdbca20e5074f6a92f86363782eb7b35fda77d5aad14caed9aae7b93faa3