[INFO] fetching crate my_crate_iamlearningrustgfkdsldsfsdrrzeczeczeacrzrgrdsfgds 0.1.9001900190011337808...
[INFO] testing my_crate_iamlearningrustgfkdsldsfsdrrzeczeczeacrzrgrdsfgds-0.1.9001900190011337808 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate my_crate_iamlearningrustgfkdsldsfsdrrzeczeczeacrzrgrdsfgds 0.1.9001900190011337808 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate my_crate_iamlearningrustgfkdsldsfsdrrzeczeczeacrzrgrdsfgds 0.1.9001900190011337808 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate my_crate_iamlearningrustgfkdsldsfsdrrzeczeczeacrzrgrdsfgds 0.1.9001900190011337808
[INFO] finished tweaking crates.io crate my_crate_iamlearningrustgfkdsldsfsdrrzeczeczeacrzrgrdsfgds 0.1.9001900190011337808
[INFO] tweaked toml for crates.io crate my_crate_iamlearningrustgfkdsldsfsdrrzeczeczeacrzrgrdsfgds 0.1.9001900190011337808 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate my_crate_iamlearningrustgfkdsldsfsdrrzeczeczeacrzrgrdsfgds 0.1.9001900190011337808 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 827f4449c68d90263d0d18b1dfce6cddc708fe2a6bd8dc3bc098c65effe328c2
[INFO] running `Command { std: "docker" "start" "-a" "827f4449c68d90263d0d18b1dfce6cddc708fe2a6bd8dc3bc098c65effe328c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "827f4449c68d90263d0d18b1dfce6cddc708fe2a6bd8dc3bc098c65effe328c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "827f4449c68d90263d0d18b1dfce6cddc708fe2a6bd8dc3bc098c65effe328c2", kill_on_drop: false }`
[INFO] [stdout] 827f4449c68d90263d0d18b1dfce6cddc708fe2a6bd8dc3bc098c65effe328c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69eb2c341eeb9e0700b921b93f3cd646a2b3b34116badd3f6d4581351fc9d36a
[INFO] running `Command { std: "docker" "start" "-a" "69eb2c341eeb9e0700b921b93f3cd646a2b3b34116badd3f6d4581351fc9d36a", kill_on_drop: false }`
[INFO] [stderr]    Compiling my_crate_iamlearningrustgfkdsldsfsdrrzeczeczeacrzrgrdsfgds v0.1.9001900190011337808 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `c1`
[INFO] [stdout]   --> src/lib.rs:30:16
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn mix(c1: PrimaryColor, c2: PrimaryColor) -> SecondaryColor {
[INFO] [stdout]    |                ^^ help: if this is intentional, prefix it with an underscore: `_c1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c2`
[INFO] [stdout]   --> src/lib.rs:30:34
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn mix(c1: PrimaryColor, c2: PrimaryColor) -> SecondaryColor {
[INFO] [stdout]    |                                  ^^ help: if this is intentional, prefix it with an underscore: `_c2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "69eb2c341eeb9e0700b921b93f3cd646a2b3b34116badd3f6d4581351fc9d36a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69eb2c341eeb9e0700b921b93f3cd646a2b3b34116badd3f6d4581351fc9d36a", kill_on_drop: false }`
[INFO] [stdout] 69eb2c341eeb9e0700b921b93f3cd646a2b3b34116badd3f6d4581351fc9d36a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1930153e6b43b0775580d6e4e35bd3ee2d950259c02623f368d5d770a5f292b
[INFO] running `Command { std: "docker" "start" "-a" "f1930153e6b43b0775580d6e4e35bd3ee2d950259c02623f368d5d770a5f292b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling my_crate_iamlearningrustgfkdsldsfsdrrzeczeczeacrzrgrdsfgds v0.1.9001900190011337808 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `c1`
[INFO] [stdout]   --> src/lib.rs:30:16
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn mix(c1: PrimaryColor, c2: PrimaryColor) -> SecondaryColor {
[INFO] [stdout]    |                ^^ help: if this is intentional, prefix it with an underscore: `_c1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c2`
[INFO] [stdout]   --> src/lib.rs:30:34
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn mix(c1: PrimaryColor, c2: PrimaryColor) -> SecondaryColor {
[INFO] [stdout]    |                                  ^^ help: if this is intentional, prefix it with an underscore: `_c2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c1`
[INFO] [stdout]   --> src/lib.rs:30:16
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn mix(c1: PrimaryColor, c2: PrimaryColor) -> SecondaryColor {
[INFO] [stdout]    |                ^^ help: if this is intentional, prefix it with an underscore: `_c1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c2`
[INFO] [stdout]   --> src/lib.rs:30:34
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn mix(c1: PrimaryColor, c2: PrimaryColor) -> SecondaryColor {
[INFO] [stdout]    |                                  ^^ help: if this is intentional, prefix it with an underscore: `_c2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.83s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/my_crate_iamlearningrustgfkdsldsfsdrrzeczeczeacrzrgrdsfgds-6567515e54e9a1d7)
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/my_crate_iamlearningrustgfkdsldsfsdrrzeczeczeacrzrgrdsfgds-d2272bfdb1842562)
[INFO] running `Command { std: "docker" "inspect" "f1930153e6b43b0775580d6e4e35bd3ee2d950259c02623f368d5d770a5f292b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1930153e6b43b0775580d6e4e35bd3ee2d950259c02623f368d5d770a5f292b", kill_on_drop: false }`
[INFO] [stdout] f1930153e6b43b0775580d6e4e35bd3ee2d950259c02623f368d5d770a5f292b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 501e083585557553405657ac84a211f6b927414345035501102f6d74ce49331f
[INFO] running `Command { std: "docker" "start" "-a" "501e083585557553405657ac84a211f6b927414345035501102f6d74ce49331f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused variable: `c1`
[INFO] [stderr]   --> src/lib.rs:30:16
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn mix(c1: PrimaryColor, c2: PrimaryColor) -> SecondaryColor {
[INFO] [stderr]    |                ^^ help: if this is intentional, prefix it with an underscore: `_c1`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c2`
[INFO] [stderr]   --> src/lib.rs:30:34
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn mix(c1: PrimaryColor, c2: PrimaryColor) -> SecondaryColor {
[INFO] [stderr]    |                                  ^^ help: if this is intentional, prefix it with an underscore: `_c2`
[INFO] [stderr] 
[INFO] [stderr] warning: `my_crate_iamlearningrustgfkdsldsfsdrrzeczeczeacrzrgrdsfgds` (lib) generated 2 warnings
[INFO] [stderr] warning: `my_crate_iamlearningrustgfkdsldsfsdrrzeczeczeacrzrgrdsfgds` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.88s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/my_crate_iamlearningrustgfkdsldsfsdrrzeczeczeacrzrgrdsfgds-6567515e54e9a1d7)
[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]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/my_crate_iamlearningrustgfkdsldsfsdrrzeczeczeacrzrgrdsfgds-d2272bfdb1842562)
[INFO] [stderr]    Doc-tests my_crate_iamlearningrustgfkdsldsfsdrrzeczeczeacrzrgrdsfgds
[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" "501e083585557553405657ac84a211f6b927414345035501102f6d74ce49331f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "501e083585557553405657ac84a211f6b927414345035501102f6d74ce49331f", kill_on_drop: false }`
[INFO] [stdout] 501e083585557553405657ac84a211f6b927414345035501102f6d74ce49331f