[INFO] fetching crate syn-mid 0.6.1...
[INFO] testing syn-mid-0.6.1 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate syn-mid 0.6.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate syn-mid 0.6.1
[INFO] finished tweaking crates.io crate syn-mid 0.6.1
[INFO] tweaked toml for crates.io crate syn-mid 0.6.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate syn-mid 0.6.1 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate syn-mid 0.6.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d6f11187f3362bb2f07b4e99ec84801f8d3e450467851eeeb988abcb2dabf6be
[INFO] running `Command { std: "docker" "start" "-a" "d6f11187f3362bb2f07b4e99ec84801f8d3e450467851eeeb988abcb2dabf6be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6f11187f3362bb2f07b4e99ec84801f8d3e450467851eeeb988abcb2dabf6be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6f11187f3362bb2f07b4e99ec84801f8d3e450467851eeeb988abcb2dabf6be", kill_on_drop: false }`
[INFO] [stdout] d6f11187f3362bb2f07b4e99ec84801f8d3e450467851eeeb988abcb2dabf6be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f1e8ff0f54f443e321b4000c8b0a0ae4a77ea213613928992ca43eb3dba4f42
[INFO] running `Command { std: "docker" "start" "-a" "0f1e8ff0f54f443e321b4000c8b0a0ae4a77ea213613928992ca43eb3dba4f42", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling syn-mid v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.58s
[INFO] running `Command { std: "docker" "inspect" "0f1e8ff0f54f443e321b4000c8b0a0ae4a77ea213613928992ca43eb3dba4f42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f1e8ff0f54f443e321b4000c8b0a0ae4a77ea213613928992ca43eb3dba4f42", kill_on_drop: false }`
[INFO] [stdout] 0f1e8ff0f54f443e321b4000c8b0a0ae4a77ea213613928992ca43eb3dba4f42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3cf52f824d9e611d11f9649f5911158b141566638e3c946875172f23f1ca1bda
[INFO] running `Command { std: "docker" "start" "-a" "3cf52f824d9e611d11f9649f5911158b141566638e3c946875172f23f1ca1bda", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn-mid v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "3cf52f824d9e611d11f9649f5911158b141566638e3c946875172f23f1ca1bda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cf52f824d9e611d11f9649f5911158b141566638e3c946875172f23f1ca1bda", kill_on_drop: false }`
[INFO] [stdout] 3cf52f824d9e611d11f9649f5911158b141566638e3c946875172f23f1ca1bda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 21bbdece0da7df72cf1f702ab92b3f93b537cd7e71d53bb6c34bc67613baf8fb
[INFO] running `Command { std: "docker" "start" "-a" "21bbdece0da7df72cf1f702ab92b3f93b537cd7e71d53bb6c34bc67613baf8fb", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/syn_mid-c63d28afb23e84d9)
[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 syn_mid
[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" "21bbdece0da7df72cf1f702ab92b3f93b537cd7e71d53bb6c34bc67613baf8fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21bbdece0da7df72cf1f702ab92b3f93b537cd7e71d53bb6c34bc67613baf8fb", kill_on_drop: false }`
[INFO] [stdout] 21bbdece0da7df72cf1f702ab92b3f93b537cd7e71d53bb6c34bc67613baf8fb
