[INFO] fetching crate rust_sdk_crate 0.1.1...
[INFO] testing rust_sdk_crate-0.1.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate rust_sdk_crate 0.1.1 into /workspace/builds/worker-17/source
[INFO] validating manifest of crates.io crate rust_sdk_crate 0.1.1 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 rust_sdk_crate 0.1.1
[INFO] finished tweaking crates.io crate rust_sdk_crate 0.1.1
[INFO] tweaked toml for crates.io crate rust_sdk_crate 0.1.1 written to /workspace/builds/worker-17/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] b6bc62f5d756fba0200a4d7ee3716d7f1553c97a0b2071bad02043dc2d9f60b4
[INFO] running `Command { std: "docker" "start" "-a" "b6bc62f5d756fba0200a4d7ee3716d7f1553c97a0b2071bad02043dc2d9f60b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6bc62f5d756fba0200a4d7ee3716d7f1553c97a0b2071bad02043dc2d9f60b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6bc62f5d756fba0200a4d7ee3716d7f1553c97a0b2071bad02043dc2d9f60b4", kill_on_drop: false }`
[INFO] [stdout] b6bc62f5d756fba0200a4d7ee3716d7f1553c97a0b2071bad02043dc2d9f60b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] e694d24e3ecdda86d824deca3f52c157683b78ecc32a682bb61993b3cd5b576e
[INFO] running `Command { std: "docker" "start" "-a" "e694d24e3ecdda86d824deca3f52c157683b78ecc32a682bb61993b3cd5b576e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust_sdk_crate v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]  --> src/lib.rs:6:19
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn get_symbol(msg: &str) -> &str {
[INFO] [stdout]   |                   ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]   --> src/lib.rs:14:20
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn get_symbol2(msg: &str) -> &str {
[INFO] [stdout]    |                    ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "e694d24e3ecdda86d824deca3f52c157683b78ecc32a682bb61993b3cd5b576e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e694d24e3ecdda86d824deca3f52c157683b78ecc32a682bb61993b3cd5b576e", kill_on_drop: false }`
[INFO] [stdout] e694d24e3ecdda86d824deca3f52c157683b78ecc32a682bb61993b3cd5b576e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] 59b131182e63dccad1d86e7a110c0d9cb20f6915a61ff4fca453a1bc424ce841
[INFO] running `Command { std: "docker" "start" "-a" "59b131182e63dccad1d86e7a110c0d9cb20f6915a61ff4fca453a1bc424ce841", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]  --> src/lib.rs:6:19
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn get_symbol(msg: &str) -> &str {
[INFO] [stdout]   |                   ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rust_sdk_crate v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]   --> src/lib.rs:14:20
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn get_symbol2(msg: &str) -> &str {
[INFO] [stdout]    |                    ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]  --> src/lib.rs:6:19
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub fn get_symbol(msg: &str) -> &str {
[INFO] [stdout]   |                   ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]   --> src/lib.rs:14:20
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn get_symbol2(msg: &str) -> &str {
[INFO] [stdout]    |                    ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.31s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_sdk_crate-ea61b4a861e217a0)
[INFO] running `Command { std: "docker" "inspect" "59b131182e63dccad1d86e7a110c0d9cb20f6915a61ff4fca453a1bc424ce841", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59b131182e63dccad1d86e7a110c0d9cb20f6915a61ff4fca453a1bc424ce841", kill_on_drop: false }`
[INFO] [stdout] 59b131182e63dccad1d86e7a110c0d9cb20f6915a61ff4fca453a1bc424ce841
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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] ed30068a133fb350ae0238e477da1524646500c592baeba558c30d5651d6a8c6
[INFO] running `Command { std: "docker" "start" "-a" "ed30068a133fb350ae0238e477da1524646500c592baeba558c30d5651d6a8c6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused variable: `msg`
[INFO] [stderr]  --> src/lib.rs:6:19
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn get_symbol(msg: &str) -> &str {
[INFO] [stderr]   |                   ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `msg`
[INFO] [stderr]   --> src/lib.rs:14:20
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub fn get_symbol2(msg: &str) -> &str {
[INFO] [stderr]    |                    ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_sdk_crate` (lib) generated 2 warnings
[INFO] [stderr] warning: `rust_sdk_crate` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_sdk_crate-ea61b4a861e217a0)
[INFO] [stderr]    Doc-tests rust_sdk_crate
[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" "ed30068a133fb350ae0238e477da1524646500c592baeba558c30d5651d6a8c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed30068a133fb350ae0238e477da1524646500c592baeba558c30d5651d6a8c6", kill_on_drop: false }`
[INFO] [stdout] ed30068a133fb350ae0238e477da1524646500c592baeba558c30d5651d6a8c6