[INFO] fetching crate len_constraints 0.1.2...
[INFO] checking len_constraints-0.1.2 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] extracting crate len_constraints 0.1.2 into /workspace/builds/worker-85/source
[INFO] validating manifest of crates.io crate len_constraints 0.1.2 on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate len_constraints 0.1.2
[INFO] finished tweaking crates.io crate len_constraints 0.1.2
[INFO] tweaked toml for crates.io crate len_constraints 0.1.2 written to /workspace/builds/worker-85/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "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-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad6f5721e7066ae82f0d8c99c1db64c00b41410b47d8d6c17df0fe11dcd1c157
[INFO] running `Command { std: "docker" "start" "-a" "ad6f5721e7066ae82f0d8c99c1db64c00b41410b47d8d6c17df0fe11dcd1c157", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad6f5721e7066ae82f0d8c99c1db64c00b41410b47d8d6c17df0fe11dcd1c157", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad6f5721e7066ae82f0d8c99c1db64c00b41410b47d8d6c17df0fe11dcd1c157", kill_on_drop: false }`
[INFO] [stdout] ad6f5721e7066ae82f0d8c99c1db64c00b41410b47d8d6c17df0fe11dcd1c157
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-85/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=forbid" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71d4989e6f81951ada9dd896c650c1fc6abb4068616063e5fad74fa564a62170
[INFO] running `Command { std: "docker" "start" "-a" "71d4989e6f81951ada9dd896c650c1fc6abb4068616063e5fad74fa564a62170", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Checking len_constraints v0.1.2 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/type_math.rs (5 fixes)
[INFO] [stderr]        Fixed src/slice.rs (5 fixes)
[INFO] [stderr]        Fixed src/slice_mut.rs (6 fixes)
[INFO] [stderr]    Migrating tests/type_math.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/constraint_macro.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/slice.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/lib.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/slice_mut.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed tests/constraint_macro.rs (1 fix)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.87s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking len_constraints v0.1.2 (/tmp/fixit)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.23s
[INFO] running `Command { std: "docker" "inspect" "71d4989e6f81951ada9dd896c650c1fc6abb4068616063e5fad74fa564a62170", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71d4989e6f81951ada9dd896c650c1fc6abb4068616063e5fad74fa564a62170", kill_on_drop: false }`
[INFO] [stdout] 71d4989e6f81951ada9dd896c650c1fc6abb4068616063e5fad74fa564a62170