[INFO] fetching crate gura 0.3.4...
[INFO] checking gura-0.3.4 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] extracting crate gura 0.3.4 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate gura 0.3.4 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 gura 0.3.4
[INFO] finished tweaking crates.io crate gura 0.3.4
[INFO] tweaked toml for crates.io crate gura 0.3.4 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate gura 0.3.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded float-pretty-print v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 75f35eb1ad370955e72a2b0289af2d6a6a101eab2659a445e620c3ea09ca55ab
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "75f35eb1ad370955e72a2b0289af2d6a6a101eab2659a445e620c3ea09ca55ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75f35eb1ad370955e72a2b0289af2d6a6a101eab2659a445e620c3ea09ca55ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75f35eb1ad370955e72a2b0289af2d6a6a101eab2659a445e620c3ea09ca55ab", kill_on_drop: false }`
[INFO] [stdout] 75f35eb1ad370955e72a2b0289af2d6a6a101eab2659a445e620c3ea09ca55ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] bea77b9bd7b4d3d0f78e7ef7f373d7259314ecddf915b70005a9be6a6a75a64e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bea77b9bd7b4d3d0f78e7ef7f373d7259314ecddf915b70005a9be6a6a75a64e", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking float-pretty-print v0.1.0
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking gura v0.3.4 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/creation.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/useless_lines.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/importing.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/basic.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/arrays.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/variables.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/dump.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/full.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/common.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/with_structs.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/strings.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/indentation.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/objects.rs from 2018 edition to 2021
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.51s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Checking gura v0.3.4 (/tmp/fixit)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "bea77b9bd7b4d3d0f78e7ef7f373d7259314ecddf915b70005a9be6a6a75a64e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bea77b9bd7b4d3d0f78e7ef7f373d7259314ecddf915b70005a9be6a6a75a64e", kill_on_drop: false }`
[INFO] [stdout] bea77b9bd7b4d3d0f78e7ef7f373d7259314ecddf915b70005a9be6a6a75a64e