[INFO] fetching crate pldag 3.0.2...
[INFO] checking pldag-3.0.2 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate pldag 3.0.2 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate pldag 3.0.2
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate pldag 3.0.2
[INFO] tweaked toml for crates.io crate pldag 3.0.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pldag 3.0.2 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pldag 3.0.2 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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b4d15f21df2762fa4ba6b9f55e9406897ebc3d8be8834f4380d0020d5cf9954
[INFO] running `Command { std: "docker" "start" "-a" "3b4d15f21df2762fa4ba6b9f55e9406897ebc3d8be8834f4380d0020d5cf9954", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b4d15f21df2762fa4ba6b9f55e9406897ebc3d8be8834f4380d0020d5cf9954", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b4d15f21df2762fa4ba6b9f55e9406897ebc3d8be8834f4380d0020d5cf9954", kill_on_drop: false }`
[INFO] [stdout] 3b4d15f21df2762fa4ba6b9f55e9406897ebc3d8be8834f4380d0020d5cf9954
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 576bd135fe5d0059e49c0401390ccd3e63554fac1e215c2939416165a13beb21
[INFO] running `Command { std: "docker" "start" "-a" "576bd135fe5d0059e49c0401390ccd3e63554fac1e215c2939416165a13beb21", kill_on_drop: false }`
[INFO] [stderr]     Checking hashbrown v0.15.2
[INFO] [stderr]     Checking equivalent v1.0.2
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]     Checking bimap v0.6.3
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]     Checking indexmap v2.10.0
[INFO] [stderr]     Checking pldag v3.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Index`
[INFO] [stdout]  --> src/lib.rs:5:16
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::ops::{Index, RangeInclusive};
[INFO] [stdout]   |                ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Index`
[INFO] [stdout]  --> src/lib.rs:5:16
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::ops::{Index, RangeInclusive};
[INFO] [stdout]   |                ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bound_bool` is never used
[INFO] [stdout]   --> src/lib.rs:62:4
[INFO] [stdout]    |
[INFO] [stdout] 62 | fn bound_bool(b: Bound) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bound_add` is never used
[INFO] [stdout]   --> src/lib.rs:74:4
[INFO] [stdout]    |
[INFO] [stdout] 74 | fn bound_add(b1: Bound, b2: Bound) -> Bound {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bound_span` is never used
[INFO] [stdout]    --> src/lib.rs:104:4
[INFO] [stdout]     |
[INFO] [stdout] 104 | fn bound_span(b: Bound) -> i64 {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `A` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:205:9
[INFO] [stdout]     |
[INFO] [stdout] 205 |     pub A: DenseIntegerMatrix,
[INFO] [stdout]     |         ^ help: convert the identifier to snake case: `a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `new_A_data` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:246:17
[INFO] [stdout]     |
[INFO] [stdout] 246 |         let mut new_A_data   = self.A.data.clone();     // Vec<Vec<i64>>
[INFO] [stdout]     |                 ^^^^^^^^^^ help: convert the identifier to snake case: `new_a_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `new_A` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:287:13
[INFO] [stdout]     |
[INFO] [stdout] 287 |         let new_A = DenseIntegerMatrix {
[INFO] [stdout]     |             ^^^^^ help: convert the identifier to snake case: `new_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `A` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:388:9
[INFO] [stdout]     |
[INFO] [stdout] 388 |     pub A: SparseIntegerMatrix,
[INFO] [stdout]     |         ^ help: convert the identifier to snake case: `a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `S` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:837:17
[INFO] [stdout]     |
[INFO] [stdout] 837 |         let mut S: VecDeque<String> = self.nodes
[INFO] [stdout]     |                 ^ help: convert the identifier to snake case (notice the capitalization): `s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `A_matrix` should have a snake case name
[INFO] [stdout]     --> src/lib.rs:1163:17
[INFO] [stdout]      |
[INFO] [stdout] 1163 |         let mut A_matrix = SparseIntegerMatrix::new();
[INFO] [stdout]      |                 ^^^^^^^^ help: convert the identifier to snake case: `a_matrix`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bound_bool` is never used
[INFO] [stdout]   --> src/lib.rs:62:4
[INFO] [stdout]    |
[INFO] [stdout] 62 | fn bound_bool(b: Bound) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bound_add` is never used
[INFO] [stdout]   --> src/lib.rs:74:4
[INFO] [stdout]    |
[INFO] [stdout] 74 | fn bound_add(b1: Bound, b2: Bound) -> Bound {
[INFO] [stdout]    |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `bound_span` is never used
[INFO] [stdout]    --> src/lib.rs:104:4
[INFO] [stdout]     |
[INFO] [stdout] 104 | fn bound_span(b: Bound) -> i64 {
[INFO] [stdout]     |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `A` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:205:9
[INFO] [stdout]     |
[INFO] [stdout] 205 |     pub A: DenseIntegerMatrix,
[INFO] [stdout]     |         ^ help: convert the identifier to snake case: `a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `new_A_data` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:246:17
[INFO] [stdout]     |
[INFO] [stdout] 246 |         let mut new_A_data   = self.A.data.clone();     // Vec<Vec<i64>>
[INFO] [stdout]     |                 ^^^^^^^^^^ help: convert the identifier to snake case: `new_a_data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `new_A` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:287:13
[INFO] [stdout]     |
[INFO] [stdout] 287 |         let new_A = DenseIntegerMatrix {
[INFO] [stdout]     |             ^^^^^ help: convert the identifier to snake case: `new_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `A` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:388:9
[INFO] [stdout]     |
[INFO] [stdout] 388 |     pub A: SparseIntegerMatrix,
[INFO] [stdout]     |         ^ help: convert the identifier to snake case: `a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `S` should have a snake case name
[INFO] [stdout]    --> src/lib.rs:837:17
[INFO] [stdout]     |
[INFO] [stdout] 837 |         let mut S: VecDeque<String> = self.nodes
[INFO] [stdout]     |                 ^ help: convert the identifier to snake case (notice the capitalization): `s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `A_matrix` should have a snake case name
[INFO] [stdout]     --> src/lib.rs:1163:17
[INFO] [stdout]      |
[INFO] [stdout] 1163 |         let mut A_matrix = SparseIntegerMatrix::new();
[INFO] [stdout]      |                 ^^^^^^^^ help: convert the identifier to snake case: `a_matrix`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.38s
[INFO] running `Command { std: "docker" "inspect" "576bd135fe5d0059e49c0401390ccd3e63554fac1e215c2939416165a13beb21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "576bd135fe5d0059e49c0401390ccd3e63554fac1e215c2939416165a13beb21", kill_on_drop: false }`
[INFO] [stdout] 576bd135fe5d0059e49c0401390ccd3e63554fac1e215c2939416165a13beb21