[INFO] fetching crate dynasm 1.2.3...
[INFO] testing dynasm-1.2.3 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate dynasm 1.2.3 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate dynasm 1.2.3 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 dynasm 1.2.3
[INFO] finished tweaking crates.io crate dynasm 1.2.3
[INFO] tweaked toml for crates.io crate dynasm 1.2.3 written to /workspace/builds/worker-15/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 4e37237c93989439d458f16ddd4cecef4aef266153ad5552f210d24476d5c4f2
[INFO] running `Command { std: "docker" "start" "-a" "4e37237c93989439d458f16ddd4cecef4aef266153ad5552f210d24476d5c4f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e37237c93989439d458f16ddd4cecef4aef266153ad5552f210d24476d5c4f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e37237c93989439d458f16ddd4cecef4aef266153ad5552f210d24476d5c4f2", kill_on_drop: false }`
[INFO] [stdout] 4e37237c93989439d458f16ddd4cecef4aef266153ad5552f210d24476d5c4f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 6028e0d13810d0617f9c7cf082183790bd0803511e010d859b6243cf5791742e
[INFO] running `Command { std: "docker" "start" "-a" "6028e0d13810d0617f9c7cf082183790bd0803511e010d859b6243cf5791742e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling dynasm v1.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `arch`
[INFO] [stdout]    --> src/lib.rs:225:5
[INFO] [stdout]     |
[INFO] [stdout] 225 |     pub arch: String
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `target`
[INFO] [stdout]    --> src/lib.rs:243:5
[INFO] [stdout]     |
[INFO] [stdout] 243 |     pub target: &'a TokenTree,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.89s
[INFO] running `Command { std: "docker" "inspect" "6028e0d13810d0617f9c7cf082183790bd0803511e010d859b6243cf5791742e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6028e0d13810d0617f9c7cf082183790bd0803511e010d859b6243cf5791742e", kill_on_drop: false }`
[INFO] [stdout] 6028e0d13810d0617f9c7cf082183790bd0803511e010d859b6243cf5791742e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 8c4926ab600287b778071f60709f85637b8b28e066a99b34a78e5f1e2a09c152
[INFO] running `Command { std: "docker" "start" "-a" "8c4926ab600287b778071f60709f85637b8b28e066a99b34a78e5f1e2a09c152", kill_on_drop: false }`
[INFO] [stdout] warning: field is never read: `arch`
[INFO] [stdout]    --> src/lib.rs:225:5
[INFO] [stdout]     |
[INFO] [stdout] 225 |     pub arch: String
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `target`
[INFO] [stdout]    --> src/lib.rs:243:5
[INFO] [stdout]     |
[INFO] [stdout] 243 |     pub target: &'a TokenTree,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling dynasm v1.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `arch`
[INFO] [stdout]    --> src/lib.rs:225:5
[INFO] [stdout]     |
[INFO] [stdout] 225 |     pub arch: String
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `target`
[INFO] [stdout]    --> src/lib.rs:243:5
[INFO] [stdout]     |
[INFO] [stdout] 243 |     pub target: &'a TokenTree,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.03s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/dynasm-be0ec488a439bfd1)
[INFO] running `Command { std: "docker" "inspect" "8c4926ab600287b778071f60709f85637b8b28e066a99b34a78e5f1e2a09c152", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c4926ab600287b778071f60709f85637b8b28e066a99b34a78e5f1e2a09c152", kill_on_drop: false }`
[INFO] [stdout] 8c4926ab600287b778071f60709f85637b8b28e066a99b34a78e5f1e2a09c152
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] d7f151e8b998f67504b64abfebff11fa51d325b03476a8a83e7b8fbeff1bf489
[INFO] running `Command { std: "docker" "start" "-a" "d7f151e8b998f67504b64abfebff11fa51d325b03476a8a83e7b8fbeff1bf489", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: field is never read: `arch`
[INFO] [stderr]    --> src/lib.rs:225:5
[INFO] [stderr]     |
[INFO] [stderr] 225 |     pub arch: String
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `target`
[INFO] [stderr]    --> src/lib.rs:243:5
[INFO] [stderr]     |
[INFO] [stderr] 243 |     pub target: &'a TokenTree,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `dynasm` (lib) generated 2 warnings
[INFO] [stderr] warning: `dynasm` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.52s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/dynasm-be0ec488a439bfd1)
[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]    Doc-tests dynasm
[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" "d7f151e8b998f67504b64abfebff11fa51d325b03476a8a83e7b8fbeff1bf489", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7f151e8b998f67504b64abfebff11fa51d325b03476a8a83e7b8fbeff1bf489", kill_on_drop: false }`
[INFO] [stdout] d7f151e8b998f67504b64abfebff11fa51d325b03476a8a83e7b8fbeff1bf489