[INFO] fetching crate bye 0.1.6...
[INFO] testing bye-0.1.6 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate bye 0.1.6 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate bye 0.1.6
[INFO] finished tweaking crates.io crate bye 0.1.6
[INFO] tweaked toml for crates.io crate bye 0.1.6 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate bye 0.1.6 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate bye 0.1.6 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5e7e1344624fcb9e229aa7ad6159e0ab1e589afc6218c63e788bbb6b37194c60
[INFO] running `Command { std: "docker" "start" "-a" "5e7e1344624fcb9e229aa7ad6159e0ab1e589afc6218c63e788bbb6b37194c60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e7e1344624fcb9e229aa7ad6159e0ab1e589afc6218c63e788bbb6b37194c60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e7e1344624fcb9e229aa7ad6159e0ab1e589afc6218c63e788bbb6b37194c60", kill_on_drop: false }`
[INFO] [stdout] 5e7e1344624fcb9e229aa7ad6159e0ab1e589afc6218c63e788bbb6b37194c60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14fa12b628c7474c11cf0314b2acdb78e5fb101ee9914932640492944c52cdb3
[INFO] running `Command { std: "docker" "start" "-a" "14fa12b628c7474c11cf0314b2acdb78e5fb101ee9914932640492944c52cdb3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.96
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling signal-hook-registry v1.4.6
[INFO] [stderr]    Compiling socket2 v0.6.0
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling tokio-util v0.7.16
[INFO] [stderr]    Compiling bye v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/lib.rs:249:45
[INFO] [stdout]     |
[INFO] [stdout] 249 |     compute_systemd_ports().unwrap_or_else(|e| {
[INFO] [stdout]     |                                             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/bye.rs:283:41
[INFO] [stdout]     |
[INFO] [stdout] 283 | ...                   Err(e) => {
[INFO] [stdout]     |                           ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/bye.rs:296:24
[INFO] [stdout]     |
[INFO] [stdout] 296 |             if let Err(e) = res {
[INFO] [stdout]     |                        ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/lib.rs:207:36
[INFO] [stdout]     |
[INFO] [stdout] 207 |                         if let Err(e) = clear_cloexec(&borrowed) {
[INFO] [stdout]     |                                    ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.47s
[INFO] running `Command { std: "docker" "inspect" "14fa12b628c7474c11cf0314b2acdb78e5fb101ee9914932640492944c52cdb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14fa12b628c7474c11cf0314b2acdb78e5fb101ee9914932640492944c52cdb3", kill_on_drop: false }`
[INFO] [stdout] 14fa12b628c7474c11cf0314b2acdb78e5fb101ee9914932640492944c52cdb3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ab74f75307c2bb9d13b1272ab2fe0bbae8dcc84f05899ff56bfd9d1f71568e0
[INFO] running `Command { std: "docker" "start" "-a" "9ab74f75307c2bb9d13b1272ab2fe0bbae8dcc84f05899ff56bfd9d1f71568e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling bye v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/lib.rs:249:45
[INFO] [stdout]     |
[INFO] [stdout] 249 |     compute_systemd_ports().unwrap_or_else(|e| {
[INFO] [stdout]     |                                             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/bye.rs:283:41
[INFO] [stdout]     |
[INFO] [stdout] 283 | ...                   Err(e) => {
[INFO] [stdout]     |                           ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/bye.rs:296:24
[INFO] [stdout]     |
[INFO] [stdout] 296 |             if let Err(e) = res {
[INFO] [stdout]     |                        ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/lib.rs:207:36
[INFO] [stdout]     |
[INFO] [stdout] 207 |                         if let Err(e) = clear_cloexec(&borrowed) {
[INFO] [stdout]     |                                    ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/lib.rs:249:45
[INFO] [stdout]     |
[INFO] [stdout] 249 |     compute_systemd_ports().unwrap_or_else(|e| {
[INFO] [stdout]     |                                             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/bye.rs:283:41
[INFO] [stdout]     |
[INFO] [stdout] 283 | ...                   Err(e) => {
[INFO] [stdout]     |                           ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/bye.rs:296:24
[INFO] [stdout]     |
[INFO] [stdout] 296 |             if let Err(e) = res {
[INFO] [stdout]     |                        ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/lib.rs:207:36
[INFO] [stdout]     |
[INFO] [stdout] 207 |                         if let Err(e) = clear_cloexec(&borrowed) {
[INFO] [stdout]     |                                    ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "9ab74f75307c2bb9d13b1272ab2fe0bbae8dcc84f05899ff56bfd9d1f71568e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ab74f75307c2bb9d13b1272ab2fe0bbae8dcc84f05899ff56bfd9d1f71568e0", kill_on_drop: false }`
[INFO] [stdout] 9ab74f75307c2bb9d13b1272ab2fe0bbae8dcc84f05899ff56bfd9d1f71568e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] df5a7debdae01597b515b6d35adc43fb9315ea5041c4c74446f56be3ffeab9cb
[INFO] running `Command { std: "docker" "start" "-a" "df5a7debdae01597b515b6d35adc43fb9315ea5041c4c74446f56be3ffeab9cb", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/lib.rs:249:45
[INFO] [stderr]     |
[INFO] [stderr] 249 |     compute_systemd_ports().unwrap_or_else(|e| {
[INFO] [stderr]     |                                             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/bye.rs:283:41
[INFO] [stderr]     |
[INFO] [stderr] 283 | ...                   Err(e) => {
[INFO] [stderr]     |                           ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/bye.rs:296:24
[INFO] [stderr]     |
[INFO] [stderr] 296 |             if let Err(e) = res {
[INFO] [stderr]     |                        ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> src/lib.rs:207:36
[INFO] [stderr]     |
[INFO] [stderr] 207 |                         if let Err(e) = clear_cloexec(&borrowed) {
[INFO] [stderr]     |                                    ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr] 
[INFO] [stderr] warning: `bye` (lib) generated 4 warnings (run `cargo fix --lib -p bye` to apply 4 suggestions)
[INFO] [stderr] warning: `bye` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/bye-3c1842e69c9cb9d3)
[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] [stderr]    Doc-tests bye
[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" "df5a7debdae01597b515b6d35adc43fb9315ea5041c4c74446f56be3ffeab9cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df5a7debdae01597b515b6d35adc43fb9315ea5041c4c74446f56be3ffeab9cb", kill_on_drop: false }`
[INFO] [stdout] df5a7debdae01597b515b6d35adc43fb9315ea5041c4c74446f56be3ffeab9cb