[INFO] fetching crate rc-u8-reader 2.0.16...
[INFO] checking rc-u8-reader-2.0.16 against master#506512391b1a75ae450d36c9420978402a91abcc for pr-125384
[INFO] extracting crate rc-u8-reader 2.0.16 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate rc-u8-reader 2.0.16 on toolchain 506512391b1a75ae450d36c9420978402a91abcc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rc-u8-reader 2.0.16
[INFO] finished tweaking crates.io crate rc-u8-reader 2.0.16
[INFO] tweaked toml for crates.io crate rc-u8-reader 2.0.16 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 15 packages to latest compatible versions
[INFO] [stderr]       Adding addr2line v0.21.0 (latest: v0.23.0)
[INFO] [stderr]       Adding gimli v0.28.1 (latest: v0.30.0)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.36.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b761298f492a1023e4303e23fc88c5619f0b8612eda5ff4ab844f5a63582a56
[INFO] running `Command { std: "docker" "start" "-a" "3b761298f492a1023e4303e23fc88c5619f0b8612eda5ff4ab844f5a63582a56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b761298f492a1023e4303e23fc88c5619f0b8612eda5ff4ab844f5a63582a56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b761298f492a1023e4303e23fc88c5619f0b8612eda5ff4ab844f5a63582a56", kill_on_drop: false }`
[INFO] [stdout] 3b761298f492a1023e4303e23fc88c5619f0b8612eda5ff4ab844f5a63582a56
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+506512391b1a75ae450d36c9420978402a91abcc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 26d0815723d2129e66ecd1958ec629a4a88a95e6137003e9171144d5dee717be
[INFO] running `Command { std: "docker" "start" "-a" "26d0815723d2129e66ecd1958ec629a4a88a95e6137003e9171144d5dee717be", kill_on_drop: false }`
[INFO] [stderr]     Checking debug-helper v0.3.13
[INFO] [stderr]     Checking rc-u8-reader v2.0.16 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "26d0815723d2129e66ecd1958ec629a4a88a95e6137003e9171144d5dee717be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26d0815723d2129e66ecd1958ec629a4a88a95e6137003e9171144d5dee717be", kill_on_drop: false }`
[INFO] [stdout] 26d0815723d2129e66ecd1958ec629a4a88a95e6137003e9171144d5dee717be
[INFO] checking rc-u8-reader-2.0.16 against try#dae34b759e282c069aa28752564694effd121a63 for pr-125384
[INFO] extracting crate rc-u8-reader 2.0.16 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate rc-u8-reader 2.0.16 on toolchain dae34b759e282c069aa28752564694effd121a63
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rc-u8-reader 2.0.16
[INFO] finished tweaking crates.io crate rc-u8-reader 2.0.16
[INFO] tweaked toml for crates.io crate rc-u8-reader 2.0.16 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 15 packages to latest compatible versions
[INFO] [stderr]       Adding addr2line v0.21.0 (latest: v0.23.0)
[INFO] [stderr]       Adding gimli v0.28.1 (latest: v0.30.0)
[INFO] [stderr]       Adding object v0.32.2 (latest: v0.36.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e02e734c44bbc796e9f32a9b65a2d628089586fc040c1ad6b5b0c4fa03f1059
[INFO] running `Command { std: "docker" "start" "-a" "4e02e734c44bbc796e9f32a9b65a2d628089586fc040c1ad6b5b0c4fa03f1059", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e02e734c44bbc796e9f32a9b65a2d628089586fc040c1ad6b5b0c4fa03f1059", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e02e734c44bbc796e9f32a9b65a2d628089586fc040c1ad6b5b0c4fa03f1059", kill_on_drop: false }`
[INFO] [stdout] 4e02e734c44bbc796e9f32a9b65a2d628089586fc040c1ad6b5b0c4fa03f1059
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+dae34b759e282c069aa28752564694effd121a63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ab30a3c6f8075e31613ccddf15ff58bb4856726ca29842e0fe75433da50c2497
[INFO] running `Command { std: "docker" "start" "-a" "ab30a3c6f8075e31613ccddf15ff58bb4856726ca29842e0fe75433da50c2497", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]    Migrating Cargo.toml from 2021 edition to 2024
[INFO] [stderr]        Fixed Cargo.toml (1 fix)
[INFO] [stderr]     Checking debug-helper v0.3.13
[INFO] [stderr]     Checking rc-u8-reader v2.0.16 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2021 edition to 2024
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr] Running `cargo check` to verify 2024
[INFO] [stderr] error: the lock file /tmp/fixit/Cargo.lock needs to be updated but --frozen was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, remove the --frozen flag and use --offline instead.
[INFO] [stderr] error: failed to check after updating to 2024
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `cargo check --frozen --all --all-targets --message-format=json` (exit status: 101)
[INFO] running `Command { std: "docker" "inspect" "ab30a3c6f8075e31613ccddf15ff58bb4856726ca29842e0fe75433da50c2497", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab30a3c6f8075e31613ccddf15ff58bb4856726ca29842e0fe75433da50c2497", kill_on_drop: false }`
[INFO] [stdout] ab30a3c6f8075e31613ccddf15ff58bb4856726ca29842e0fe75433da50c2497