[INFO] cloning repository https://github.com/OtherJohnGray/izb
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/OtherJohnGray/izb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOtherJohnGray%2Fizb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOtherJohnGray%2Fizb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eb2d6183f5b73b0a1b6549c08b1bb70da310797d
[INFO] testing OtherJohnGray/izb against try#16fbf98f22730e073c09e7b03f0eafb87a295545 for pr-145628-retry-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOtherJohnGray%2Fizb" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/OtherJohnGray/izb
[INFO] finished tweaking git repo https://github.com/OtherJohnGray/izb
[INFO] tweaked toml for git repo https://github.com/OtherJohnGray/izb written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/OtherJohnGray/izb on toolchain 16fbf98f22730e073c09e7b03f0eafb87a295545
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/OtherJohnGray/izb 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" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ccc34b5ddc5287a019543ddf4673f2e7ade3f6e7751e276c1eb70f42eecfb0f7
[INFO] running `Command { std: "docker" "start" "-a" "ccc34b5ddc5287a019543ddf4673f2e7ade3f6e7751e276c1eb70f42eecfb0f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ccc34b5ddc5287a019543ddf4673f2e7ade3f6e7751e276c1eb70f42eecfb0f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccc34b5ddc5287a019543ddf4673f2e7ade3f6e7751e276c1eb70f42eecfb0f7", kill_on_drop: false }`
[INFO] [stdout] ccc34b5ddc5287a019543ddf4673f2e7ade3f6e7751e276c1eb70f42eecfb0f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] df005d06645e333c9900a2bb552ea66e05bff3dcf27d726cc4e39c90544b6e09
[INFO] running `Command { std: "docker" "start" "-a" "df005d06645e333c9900a2bb552ea66e05bff3dcf27d726cc4e39c90544b6e09", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling chrono v0.4.38
[INFO] [stderr]    Compiling izb v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `nic`
[INFO] [stdout]    --> src/incus.rs:115:22
[INFO] [stdout]     |
[INFO] [stdout] 115 | pub fn configure_nic(nic: Nic, name: &str, ip: &str) {
[INFO] [stdout]     |                      ^^^ help: if this is intentional, prefix it with an underscore: `_nic`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/incus.rs:115:32
[INFO] [stdout]     |
[INFO] [stdout] 115 | pub fn configure_nic(nic: Nic, name: &str, ip: &str) {
[INFO] [stdout]     |                                ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ip`
[INFO] [stdout]    --> src/incus.rs:115:44
[INFO] [stdout]     |
[INFO] [stdout] 115 | pub fn configure_nic(nic: Nic, name: &str, ip: &str) {
[INFO] [stdout]     |                                            ^^ help: if this is intentional, prefix it with an underscore: `_ip`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `mac` is never read
[INFO] [stdout]   --> src/incus.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub struct Nic {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] 24 |     mac: String
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.03s
[INFO] running `Command { std: "docker" "inspect" "df005d06645e333c9900a2bb552ea66e05bff3dcf27d726cc4e39c90544b6e09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df005d06645e333c9900a2bb552ea66e05bff3dcf27d726cc4e39c90544b6e09", kill_on_drop: false }`
[INFO] [stdout] df005d06645e333c9900a2bb552ea66e05bff3dcf27d726cc4e39c90544b6e09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f1db42ccf1a30a44d30cb1a6d902d9d9975e33f8d405a4bb8e6ad4017c76e2d
[INFO] running `Command { std: "docker" "start" "-a" "3f1db42ccf1a30a44d30cb1a6d902d9d9975e33f8d405a4bb8e6ad4017c76e2d", kill_on_drop: false }`
[INFO] [stderr]    Compiling izb v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `nic`
[INFO] [stdout]    --> src/incus.rs:115:22
[INFO] [stdout]     |
[INFO] [stdout] 115 | pub fn configure_nic(nic: Nic, name: &str, ip: &str) {
[INFO] [stdout]     |                      ^^^ help: if this is intentional, prefix it with an underscore: `_nic`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/incus.rs:115:32
[INFO] [stdout]     |
[INFO] [stdout] 115 | pub fn configure_nic(nic: Nic, name: &str, ip: &str) {
[INFO] [stdout]     |                                ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ip`
[INFO] [stdout]    --> src/incus.rs:115:44
[INFO] [stdout]     |
[INFO] [stdout] 115 | pub fn configure_nic(nic: Nic, name: &str, ip: &str) {
[INFO] [stdout]     |                                            ^^ help: if this is intentional, prefix it with an underscore: `_ip`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `mac` is never read
[INFO] [stdout]   --> src/incus.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub struct Nic {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] 24 |     mac: String
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nic`
[INFO] [stdout]    --> src/incus.rs:115:22
[INFO] [stdout]     |
[INFO] [stdout] 115 | pub fn configure_nic(nic: Nic, name: &str, ip: &str) {
[INFO] [stdout]     |                      ^^^ help: if this is intentional, prefix it with an underscore: `_nic`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `name`
[INFO] [stdout]    --> src/incus.rs:115:32
[INFO] [stdout]     |
[INFO] [stdout] 115 | pub fn configure_nic(nic: Nic, name: &str, ip: &str) {
[INFO] [stdout]     |                                ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ip`
[INFO] [stdout]    --> src/incus.rs:115:44
[INFO] [stdout]     |
[INFO] [stdout] 115 | pub fn configure_nic(nic: Nic, name: &str, ip: &str) {
[INFO] [stdout]     |                                            ^^ help: if this is intentional, prefix it with an underscore: `_ip`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `mac` is never read
[INFO] [stdout]   --> src/incus.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub struct Nic {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] 24 |     mac: String
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "3f1db42ccf1a30a44d30cb1a6d902d9d9975e33f8d405a4bb8e6ad4017c76e2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f1db42ccf1a30a44d30cb1a6d902d9d9975e33f8d405a4bb8e6ad4017c76e2d", kill_on_drop: false }`
[INFO] [stdout] 3f1db42ccf1a30a44d30cb1a6d902d9d9975e33f8d405a4bb8e6ad4017c76e2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+16fbf98f22730e073c09e7b03f0eafb87a295545" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a9140243997b1438f69ef4f47e41a0de576823af8d44525d24f492495b27ecdf
[INFO] running `Command { std: "docker" "start" "-a" "a9140243997b1438f69ef4f47e41a0de576823af8d44525d24f492495b27ecdf", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `nic`
[INFO] [stderr]    --> src/incus.rs:115:22
[INFO] [stderr]     |
[INFO] [stderr] 115 | pub fn configure_nic(nic: Nic, name: &str, ip: &str) {
[INFO] [stderr]     |                      ^^^ help: if this is intentional, prefix it with an underscore: `_nic`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]    --> src/incus.rs:115:32
[INFO] [stderr]     |
[INFO] [stderr] 115 | pub fn configure_nic(nic: Nic, name: &str, ip: &str) {
[INFO] [stderr]     |                                ^^^^ help: if this is intentional, prefix it with an underscore: `_name`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ip`
[INFO] [stderr]    --> src/incus.rs:115:44
[INFO] [stderr]     |
[INFO] [stderr] 115 | pub fn configure_nic(nic: Nic, name: &str, ip: &str) {
[INFO] [stderr]     |                                            ^^ help: if this is intentional, prefix it with an underscore: `_ip`
[INFO] [stderr] 
[INFO] [stderr] warning: field `mac` is never read
[INFO] [stderr]   --> src/incus.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 23 | pub struct Nic {
[INFO] [stderr]    |            --- field in this struct
[INFO] [stderr] 24 |     mac: String
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `izb` (lib) generated 4 warnings
[INFO] [stderr] warning: `izb` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/izb-93ff91b67db62210)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests izb
[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] [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" "a9140243997b1438f69ef4f47e41a0de576823af8d44525d24f492495b27ecdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9140243997b1438f69ef4f47e41a0de576823af8d44525d24f492495b27ecdf", kill_on_drop: false }`
[INFO] [stdout] a9140243997b1438f69ef4f47e41a0de576823af8d44525d24f492495b27ecdf