[INFO] fetching crate littlefs2 0.3.1...
[INFO] checking littlefs2-0.3.1 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] extracting crate littlefs2 0.3.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate littlefs2 0.3.1 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 littlefs2 0.3.1
[INFO] finished tweaking crates.io crate littlefs2 0.3.1
[INFO] tweaked toml for crates.io crate littlefs2 0.3.1 written to /workspace/builds/worker-1/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] 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 ssmarshal v1.0.0
[INFO] [stderr]   Downloaded delog v0.1.2
[INFO] [stderr]   Downloaded littlefs2-sys v0.1.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6a5fff163d06983c24518b1c90e54186ddb0b8065dcf02af6f308ee1fdcf618e
[INFO] running `Command { std: "docker" "start" "-a" "6a5fff163d06983c24518b1c90e54186ddb0b8065dcf02af6f308ee1fdcf618e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a5fff163d06983c24518b1c90e54186ddb0b8065dcf02af6f308ee1fdcf618e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a5fff163d06983c24518b1c90e54186ddb0b8065dcf02af6f308ee1fdcf618e", kill_on_drop: false }`
[INFO] [stdout] 6a5fff163d06983c24518b1c90e54186ddb0b8065dcf02af6f308ee1fdcf618e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8417c60f45c981ec2dda5ef1c82c79f407ca8155adb815d1b5e709b472357132
[INFO] running `Command { std: "docker" "start" "-a" "8417c60f45c981ec2dda5ef1c82c79f407ca8155adb815d1b5e709b472357132", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling bindgen v0.56.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling serde v1.0.128
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling heapless v0.7.5
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling delog v0.1.2
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking cty v0.2.1
[INFO] [stderr]     Checking encode_unicode v0.3.6
[INFO] [stderr]    Compiling libc v0.2.100
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling clang-sys v1.2.0
[INFO] [stderr]     Checking cstr_core v0.2.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.128
[INFO] [stderr]    Compiling littlefs2-sys v0.1.6
[INFO] [stderr]     Checking ssmarshal v1.0.0
[INFO] [stderr]     Checking littlefs2 v0.3.1 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/test_serde.rs from 2018 edition to 2021
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.68s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Checking littlefs2 v0.3.1 (/tmp/fixit)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `Command { std: "docker" "inspect" "8417c60f45c981ec2dda5ef1c82c79f407ca8155adb815d1b5e709b472357132", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8417c60f45c981ec2dda5ef1c82c79f407ca8155adb815d1b5e709b472357132", kill_on_drop: false }`
[INFO] [stdout] 8417c60f45c981ec2dda5ef1c82c79f407ca8155adb815d1b5e709b472357132