[INFO] fetching crate bivec 0.1.0...
[INFO] testing bivec-0.1.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate bivec 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate bivec 0.1.0
[INFO] finished tweaking crates.io crate bivec 0.1.0
[INFO] tweaked toml for crates.io crate bivec 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate bivec 0.1.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0efb51e1467ddeec2fb53169687336bfdf4c115ea1ce506da1086eaaad9f83b9
[INFO] running `Command { std: "docker" "start" "-a" "0efb51e1467ddeec2fb53169687336bfdf4c115ea1ce506da1086eaaad9f83b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0efb51e1467ddeec2fb53169687336bfdf4c115ea1ce506da1086eaaad9f83b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0efb51e1467ddeec2fb53169687336bfdf4c115ea1ce506da1086eaaad9f83b9", kill_on_drop: false }`
[INFO] [stdout] 0efb51e1467ddeec2fb53169687336bfdf4c115ea1ce506da1086eaaad9f83b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8525caaf6e9e7c3ea5bf2fb7e34d0292583cec43135c60ecb269a0bfe346e799
[INFO] running `Command { std: "docker" "start" "-a" "8525caaf6e9e7c3ea5bf2fb7e34d0292583cec43135c60ecb269a0bfe346e799", kill_on_drop: false }`
[INFO] [stderr]    Compiling bivec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `range`
[INFO] [stdout]  --> src/core/splice.rs:7:30
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub fn splice(&mut self, range: impl RangeBounds<usize>, replace_with: impl IntoIterator<Item = (F, S)>) 
[INFO] [stdout]   |                              ^^^^^ help: if this is intentional, prefix it with an underscore: `_range`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `replace_with`
[INFO] [stdout]  --> src/core/splice.rs:7:62
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub fn splice(&mut self, range: impl RangeBounds<usize>, replace_with: impl IntoIterator<Item = (F, S)>) 
[INFO] [stdout]   |                                                              ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_replace_with`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `range`
[INFO] [stdout]  --> src/core/drain.rs:7:29
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub fn drain(&mut self, range: impl RangeBounds<usize>) -> ! {
[INFO] [stdout]   |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_range`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "8525caaf6e9e7c3ea5bf2fb7e34d0292583cec43135c60ecb269a0bfe346e799", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8525caaf6e9e7c3ea5bf2fb7e34d0292583cec43135c60ecb269a0bfe346e799", kill_on_drop: false }`
[INFO] [stdout] 8525caaf6e9e7c3ea5bf2fb7e34d0292583cec43135c60ecb269a0bfe346e799
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e42eea9e9b0b4a96393377e9ca9691c8263c0987c8d135f69fbc0e741a5520e2
[INFO] running `Command { std: "docker" "start" "-a" "e42eea9e9b0b4a96393377e9ca9691c8263c0987c8d135f69fbc0e741a5520e2", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `range`
[INFO] [stdout]  --> src/core/splice.rs:7:30
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub fn splice(&mut self, range: impl RangeBounds<usize>, replace_with: impl IntoIterator<Item = (F, S)>) 
[INFO] [stdout]   |                              ^^^^^ help: if this is intentional, prefix it with an underscore: `_range`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `replace_with`
[INFO] [stdout]  --> src/core/splice.rs:7:62
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub fn splice(&mut self, range: impl RangeBounds<usize>, replace_with: impl IntoIterator<Item = (F, S)>) 
[INFO] [stdout]   |                                                              ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_replace_with`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling bivec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `range`
[INFO] [stdout]  --> src/core/drain.rs:7:29
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub fn drain(&mut self, range: impl RangeBounds<usize>) -> ! {
[INFO] [stdout]   |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_range`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]  --> src/tests/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::*;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `range`
[INFO] [stdout]  --> src/core/splice.rs:7:30
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub fn splice(&mut self, range: impl RangeBounds<usize>, replace_with: impl IntoIterator<Item = (F, S)>) 
[INFO] [stdout]   |                              ^^^^^ help: if this is intentional, prefix it with an underscore: `_range`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `replace_with`
[INFO] [stdout]  --> src/core/splice.rs:7:62
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub fn splice(&mut self, range: impl RangeBounds<usize>, replace_with: impl IntoIterator<Item = (F, S)>) 
[INFO] [stdout]   |                                                              ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_replace_with`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `range`
[INFO] [stdout]  --> src/core/drain.rs:7:29
[INFO] [stdout]   |
[INFO] [stdout] 7 |     pub fn drain(&mut self, range: impl RangeBounds<usize>) -> ! {
[INFO] [stdout]   |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_range`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "e42eea9e9b0b4a96393377e9ca9691c8263c0987c8d135f69fbc0e741a5520e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e42eea9e9b0b4a96393377e9ca9691c8263c0987c8d135f69fbc0e741a5520e2", kill_on_drop: false }`
[INFO] [stdout] e42eea9e9b0b4a96393377e9ca9691c8263c0987c8d135f69fbc0e741a5520e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c4b2e252f6f51e8fbf9be0a6265a9ccff325ebcbb5a250a1ac63318f8258af39
[INFO] running `Command { std: "docker" "start" "-a" "c4b2e252f6f51e8fbf9be0a6265a9ccff325ebcbb5a250a1ac63318f8258af39", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `range`
[INFO] [stderr]  --> src/core/splice.rs:7:30
[INFO] [stderr]   |
[INFO] [stderr] 7 |     pub fn splice(&mut self, range: impl RangeBounds<usize>, replace_with: impl IntoIterator<Item = (F, S)>) 
[INFO] [stderr]   |                              ^^^^^ help: if this is intentional, prefix it with an underscore: `_range`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `replace_with`
[INFO] [stderr]  --> src/core/splice.rs:7:62
[INFO] [stderr]   |
[INFO] [stderr] 7 |     pub fn splice(&mut self, range: impl RangeBounds<usize>, replace_with: impl IntoIterator<Item = (F, S)>) 
[INFO] [stderr]   |                                                              ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_replace_with`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `range`
[INFO] [stderr]  --> src/core/drain.rs:7:29
[INFO] [stderr]   |
[INFO] [stderr] 7 |     pub fn drain(&mut self, range: impl RangeBounds<usize>) -> ! {
[INFO] [stderr]   |                             ^^^^^ help: if this is intentional, prefix it with an underscore: `_range`
[INFO] [stderr] 
[INFO] [stderr] warning: `bivec` (lib) generated 3 warnings
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]  --> src/tests/mod.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use super::*;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `bivec` (lib test) generated 4 warnings (3 duplicates) (run `cargo fix --lib -p bivec --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/bivec-e732d3fffa72c3db)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bivec
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c4b2e252f6f51e8fbf9be0a6265a9ccff325ebcbb5a250a1ac63318f8258af39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4b2e252f6f51e8fbf9be0a6265a9ccff325ebcbb5a250a1ac63318f8258af39", kill_on_drop: false }`
[INFO] [stdout] c4b2e252f6f51e8fbf9be0a6265a9ccff325ebcbb5a250a1ac63318f8258af39