[INFO] cloning repository https://github.com/SaltyKitkat/iur
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SaltyKitkat/iur" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSaltyKitkat%2Fiur", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSaltyKitkat%2Fiur'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d9c696b0ebb36c75d99efc341007204366218f05
[INFO] testing SaltyKitkat/iur against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSaltyKitkat%2Fiur" "/workspace/builds/worker-27/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-27/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SaltyKitkat/iur on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SaltyKitkat/iur
[INFO] finished tweaking git repo https://github.com/SaltyKitkat/iur
[INFO] tweaked toml for git repo https://github.com/SaltyKitkat/iur written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] crate git repo https://github.com/SaltyKitkat/iur already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libmedium v0.5.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e7d503ed3608843bee58bf8b788593f10c9a7b14408024095e595bc56a72f77c
[INFO] running `Command { std: "docker" "start" "-a" "e7d503ed3608843bee58bf8b788593f10c9a7b14408024095e595bc56a72f77c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7d503ed3608843bee58bf8b788593f10c9a7b14408024095e595bc56a72f77c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7d503ed3608843bee58bf8b788593f10c9a7b14408024095e595bc56a72f77c", kill_on_drop: false }`
[INFO] [stdout] e7d503ed3608843bee58bf8b788593f10c9a7b14408024095e595bc56a72f77c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c82c2f51b0f48fa269b2d6a47cc840d65bf1ff3c82b0888bd284acf8f294ce6e
[INFO] running `Command { std: "docker" "start" "-a" "c82c2f51b0f48fa269b2d6a47cc840d65bf1ff3c82b0888bd284acf8f294ce6e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.94
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling libmedium v0.5.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling iur v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `conf`
[INFO] [stdout]  --> src/modes/rw/mod.rs:7:14
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn apply(conf: Config) -> ! {
[INFO] [stdout]   |              ^^^^ help: if this is intentional, prefix it with an underscore: `_conf`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config_path`
[INFO] [stdout]  --> src/config/mod.rs:9:22
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub fn from_file(config_path: &Path) -> Option<Config> {
[INFO] [stdout]   |                      ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_config_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> src/config/mod.rs:18:19
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `undervolts`
[INFO] [stdout]  --> src/config/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     undervolts: [i32; 5],
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `powerlimit`
[INFO] [stdout]  --> src/config/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     powerlimit: [i32; 2],
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tjoffset`
[INFO] [stdout]  --> src/config/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     tjoffset: Option<i32>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.23s
[INFO] running `Command { std: "docker" "inspect" "c82c2f51b0f48fa269b2d6a47cc840d65bf1ff3c82b0888bd284acf8f294ce6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c82c2f51b0f48fa269b2d6a47cc840d65bf1ff3c82b0888bd284acf8f294ce6e", kill_on_drop: false }`
[INFO] [stdout] c82c2f51b0f48fa269b2d6a47cc840d65bf1ff3c82b0888bd284acf8f294ce6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58b83443ecaff370f0b0b8eac866a24425d82f43eed6d37bf2525408ab88e177
[INFO] running `Command { std: "docker" "start" "-a" "58b83443ecaff370f0b0b8eac866a24425d82f43eed6d37bf2525408ab88e177", kill_on_drop: false }`
[INFO] [stderr]    Compiling iur v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `conf`
[INFO] [stdout]  --> src/modes/rw/mod.rs:7:14
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn apply(conf: Config) -> ! {
[INFO] [stdout]   |              ^^^^ help: if this is intentional, prefix it with an underscore: `_conf`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config_path`
[INFO] [stdout]  --> src/config/mod.rs:9:22
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub fn from_file(config_path: &Path) -> Option<Config> {
[INFO] [stdout]   |                      ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_config_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> src/config/mod.rs:18:19
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `undervolts`
[INFO] [stdout]  --> src/config/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     undervolts: [i32; 5],
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `powerlimit`
[INFO] [stdout]  --> src/config/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     powerlimit: [i32; 2],
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tjoffset`
[INFO] [stdout]  --> src/config/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     tjoffset: Option<i32>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conf`
[INFO] [stdout]  --> src/modes/rw/mod.rs:7:14
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub fn apply(conf: Config) -> ! {
[INFO] [stdout]   |              ^^^^ help: if this is intentional, prefix it with an underscore: `_conf`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config_path`
[INFO] [stdout]  --> src/config/mod.rs:9:22
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub fn from_file(config_path: &Path) -> Option<Config> {
[INFO] [stdout]   |                      ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_config_path`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]   --> src/config/mod.rs:18:19
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `undervolts`
[INFO] [stdout]  --> src/config/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     undervolts: [i32; 5],
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `powerlimit`
[INFO] [stdout]  --> src/config/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     powerlimit: [i32; 2],
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tjoffset`
[INFO] [stdout]  --> src/config/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     tjoffset: Option<i32>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.07s
[INFO] running `Command { std: "docker" "inspect" "58b83443ecaff370f0b0b8eac866a24425d82f43eed6d37bf2525408ab88e177", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58b83443ecaff370f0b0b8eac866a24425d82f43eed6d37bf2525408ab88e177", kill_on_drop: false }`
[INFO] [stdout] 58b83443ecaff370f0b0b8eac866a24425d82f43eed6d37bf2525408ab88e177
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 68cd55153a81420e12259425e8c2c9d3009f36bd08743b2f370cad9cf92e6c76
[INFO] running `Command { std: "docker" "start" "-a" "68cd55153a81420e12259425e8c2c9d3009f36bd08743b2f370cad9cf92e6c76", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused variable: `conf`
[INFO] [stderr]  --> src/modes/rw/mod.rs:7:14
[INFO] [stderr]   |
[INFO] [stderr] 7 | pub fn apply(conf: Config) -> ! {
[INFO] [stderr]   |              ^^^^ help: if this is intentional, prefix it with an underscore: `_conf`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `config_path`
[INFO] [stderr]  --> src/config/mod.rs:9:22
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub fn from_file(config_path: &Path) -> Option<Config> {
[INFO] [stderr]   |                      ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_config_path`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `f`
[INFO] [stderr]   --> src/config/mod.rs:18:19
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
[INFO] [stderr]    |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `undervolts`
[INFO] [stderr]  --> src/config/mod.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 |     undervolts: [i32; 5],
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `powerlimit`
[INFO] [stderr]  --> src/config/mod.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     powerlimit: [i32; 2],
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `tjoffset`
[INFO] [stderr]  --> src/config/mod.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     tjoffset: Option<i32>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `iur` (lib) generated 6 warnings
[INFO] [stderr] warning: `iur` (lib test) generated 6 warnings (6 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.22s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/iur-57ffa2d4923c0119)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/iur-3abea91de4ffbba9)
[INFO] [stderr]    Doc-tests iur
[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] [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" "68cd55153a81420e12259425e8c2c9d3009f36bd08743b2f370cad9cf92e6c76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68cd55153a81420e12259425e8c2c9d3009f36bd08743b2f370cad9cf92e6c76", kill_on_drop: false }`
[INFO] [stdout] 68cd55153a81420e12259425e8c2c9d3009f36bd08743b2f370cad9cf92e6c76