[INFO] fetching crate irv-traits 0.0.1...
[INFO] testing irv-traits-0.0.1 against 1.90.0 for beta-1.91-3
[INFO] extracting crate irv-traits 0.0.1 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate irv-traits 0.0.1
[INFO] finished tweaking crates.io crate irv-traits 0.0.1
[INFO] tweaked toml for crates.io crate irv-traits 0.0.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate irv-traits 0.0.1 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 54d8b24716fd5940986b34e9d73a53060b5b030e33f1885e64f354cce7055755
[INFO] running `Command { std: "docker" "start" "-a" "54d8b24716fd5940986b34e9d73a53060b5b030e33f1885e64f354cce7055755", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54d8b24716fd5940986b34e9d73a53060b5b030e33f1885e64f354cce7055755", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54d8b24716fd5940986b34e9d73a53060b5b030e33f1885e64f354cce7055755", kill_on_drop: false }`
[INFO] [stdout] 54d8b24716fd5940986b34e9d73a53060b5b030e33f1885e64f354cce7055755
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 24facfb7c58e143fb9665feb23376569baef0ce58a35778c71af82b21a5d5e69
[INFO] running `Command { std: "docker" "start" "-a" "24facfb7c58e143fb9665feb23376569baef0ce58a35778c71af82b21a5d5e69", kill_on_drop: false }`
[INFO] [stderr]    Compiling irv-traits v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `address`
[INFO] [stdout]   --> src/lib.rs:44:26
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn access(&mut self, address: CsrAddress, f: impl FnOnce(u64) -> u64) -> Result<u64, CsrIllegal> {
[INFO] [stdout]    |                          ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_address`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> src/lib.rs:44:47
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn access(&mut self, address: CsrAddress, f: impl FnOnce(u64) -> u64) -> Result<u64, CsrIllegal> {
[INFO] [stdout]    |                                               ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "24facfb7c58e143fb9665feb23376569baef0ce58a35778c71af82b21a5d5e69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24facfb7c58e143fb9665feb23376569baef0ce58a35778c71af82b21a5d5e69", kill_on_drop: false }`
[INFO] [stdout] 24facfb7c58e143fb9665feb23376569baef0ce58a35778c71af82b21a5d5e69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b884e379b83a2fe4b2da07528602865be9fe6e4b421d93f9ca75cc24908342d
[INFO] running `Command { std: "docker" "start" "-a" "9b884e379b83a2fe4b2da07528602865be9fe6e4b421d93f9ca75cc24908342d", kill_on_drop: false }`
[INFO] [stderr]    Compiling irv-traits v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `address`
[INFO] [stdout]   --> src/lib.rs:44:26
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn access(&mut self, address: CsrAddress, f: impl FnOnce(u64) -> u64) -> Result<u64, CsrIllegal> {
[INFO] [stdout]    |                          ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_address`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> src/lib.rs:44:47
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn access(&mut self, address: CsrAddress, f: impl FnOnce(u64) -> u64) -> Result<u64, CsrIllegal> {
[INFO] [stdout]    |                                               ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `address`
[INFO] [stdout]   --> src/lib.rs:44:26
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn access(&mut self, address: CsrAddress, f: impl FnOnce(u64) -> u64) -> Result<u64, CsrIllegal> {
[INFO] [stdout]    |                          ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_address`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> src/lib.rs:44:47
[INFO] [stdout]    |
[INFO] [stdout] 44 |     fn access(&mut self, address: CsrAddress, f: impl FnOnce(u64) -> u64) -> Result<u64, CsrIllegal> {
[INFO] [stdout]    |                                               ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "9b884e379b83a2fe4b2da07528602865be9fe6e4b421d93f9ca75cc24908342d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b884e379b83a2fe4b2da07528602865be9fe6e4b421d93f9ca75cc24908342d", kill_on_drop: false }`
[INFO] [stdout] 9b884e379b83a2fe4b2da07528602865be9fe6e4b421d93f9ca75cc24908342d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 61c9f4fbb13198fa98ac70ddaa3762d914123cb7a4ae5a527d3b8e3bd8aabbed
[INFO] running `Command { std: "docker" "start" "-a" "61c9f4fbb13198fa98ac70ddaa3762d914123cb7a4ae5a527d3b8e3bd8aabbed", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `address`
[INFO] [stderr]   --> src/lib.rs:44:26
[INFO] [stderr]    |
[INFO] [stderr] 44 |     fn access(&mut self, address: CsrAddress, f: impl FnOnce(u64) -> u64) -> Result<u64, CsrIllegal> {
[INFO] [stderr]    |                          ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_address`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `f`
[INFO] [stderr]   --> src/lib.rs:44:47
[INFO] [stderr]    |
[INFO] [stderr] 44 |     fn access(&mut self, address: CsrAddress, f: impl FnOnce(u64) -> u64) -> Result<u64, CsrIllegal> {
[INFO] [stderr]    |                                               ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stderr] 
[INFO] [stderr] warning: `irv-traits` (lib) generated 2 warnings
[INFO] [stderr] warning: `irv-traits` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/irv_traits-be80460c533350f8)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests irv_traits
[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" "61c9f4fbb13198fa98ac70ddaa3762d914123cb7a4ae5a527d3b8e3bd8aabbed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61c9f4fbb13198fa98ac70ddaa3762d914123cb7a4ae5a527d3b8e3bd8aabbed", kill_on_drop: false }`
[INFO] [stdout] 61c9f4fbb13198fa98ac70ddaa3762d914123cb7a4ae5a527d3b8e3bd8aabbed