[INFO] fetching crate rustversion-msrv 0.100.0...
[INFO] fixing rustversion-msrv-0.100.0 against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=end=2015,2024 for pr-157817-2
[INFO] extracting crate rustversion-msrv 0.100.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate rustversion-msrv 0.100.0
[INFO] finished tweaking crates.io crate rustversion-msrv 0.100.0
[INFO] tweaked toml for crates.io crate rustversion-msrv 0.100.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rustversion-msrv 0.100.0 on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 28 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "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-2-tc2/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 95d67669b7524c2692520301efe54b0211efa458a2fd0b8bcf6540e062276aba
[INFO] running `Command { std: "docker" "start" "95d67669b7524c2692520301efe54b0211efa458a2fd0b8bcf6540e062276aba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "95d67669b7524c2692520301efe54b0211efa458a2fd0b8bcf6540e062276aba" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95d67669b7524c2692520301efe54b0211efa458a2fd0b8bcf6540e062276aba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "95d67669b7524c2692520301efe54b0211efa458a2fd0b8bcf6540e062276aba" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=end=2015,2024", kill_on_drop: false }`
[INFO] [stderr] crater-edition-check: migrating to next edition
[INFO] [stderr]    Migrating Cargo.toml from 2018 edition to 2021
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.46
[INFO] [stderr]     Checking winnow v1.0.3
[INFO] [stderr]    Compiling target-triple v1.0.0
[INFO] [stderr]    Compiling serde_json v1.0.150
[INFO] [stderr]    Compiling rustversion-msrv v0.100.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking toml_writer v1.1.1+spec-1.1.0
[INFO] [stderr]     Checking dissimilar v1.0.11
[INFO] [stderr]     Checking glob v0.3.3
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking serde_spanned v1.1.1
[INFO] [stderr]     Checking toml_datetime v1.1.1+spec-1.1.0
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]    Migrating build/build.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]     Checking toml_parser v1.1.2+spec-1.1.0
[INFO] [stderr]    Compiling syn v2.0.118
[INFO] [stderr]     Checking toml v1.1.2+spec-1.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking trybuild v1.0.117
[INFO] [stderr]    Migrating tests/msrv.rs from 2018 edition to 2021
[INFO] [stdout] error: custom attribute panicked
[INFO] [stdout]   --> tests/msrv.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[rustversion_msrv::msrv]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: message: called `Option::unwrap()` on a `None` value
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustversion-msrv` (test "msrv") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "95d67669b7524c2692520301efe54b0211efa458a2fd0b8bcf6540e062276aba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95d67669b7524c2692520301efe54b0211efa458a2fd0b8bcf6540e062276aba", kill_on_drop: false }`
[INFO] [stdout] 95d67669b7524c2692520301efe54b0211efa458a2fd0b8bcf6540e062276aba
