[INFO] fetching crate ef 0.0.0...
[INFO] checking ef-0.0.0 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] extracting crate ef 0.0.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate ef 0.0.0 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 ef 0.0.0
[INFO] finished tweaking crates.io crate ef 0.0.0
[INFO] tweaked toml for crates.io crate ef 0.0.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate ef 0.0.0 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 comrak v0.9.1
[INFO] [stderr]   Downloaded enum-ordinalize v3.1.9
[INFO] [stderr]   Downloaded html-escape v0.2.7
[INFO] [stderr]   Downloaded minifier v0.0.39
[INFO] [stderr]   Downloaded educe v0.4.14
[INFO] [stderr]   Downloaded path-dedot v3.0.8
[INFO] [stderr]   Downloaded path-absolutize v3.0.7
[INFO] [stderr]   Downloaded html-minifier v3.0.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 50f995154bf0aa096eb0a245b5e9125c18f84d2c1c0b0b5c3d9d681e00d3a0ff
[INFO] running `Command { std: "docker" "start" "-a" "50f995154bf0aa096eb0a245b5e9125c18f84d2c1c0b0b5c3d9d681e00d3a0ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50f995154bf0aa096eb0a245b5e9125c18f84d2c1c0b0b5c3d9d681e00d3a0ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50f995154bf0aa096eb0a245b5e9125c18f84d2c1c0b0b5c3d9d681e00d3a0ff", kill_on_drop: false }`
[INFO] [stdout] 50f995154bf0aa096eb0a245b5e9125c18f84d2c1c0b0b5c3d9d681e00d3a0ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 49d6cc3f533253a980135444dc2d0c426925612f1db328fab92f1d0ac8232273
[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" "49d6cc3f533253a980135444dc2d0c426925612f1db328fab92f1d0ac8232273", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr] note: Switching to Edition 2021 will enable the use of the version 2 feature resolver in Cargo.
[INFO] [stderr] This may cause some dependencies to be built with fewer features enabled than previously.
[INFO] [stderr] More information about the resolver changes may be found at https://doc.rust-lang.org/nightly/edition-guide/rust-2021/default-cargo-resolver.html
[INFO] [stderr] When building the following dependencies, the given features will no longer be used:
[INFO] [stderr] 
[INFO] [stderr]   proc-macro2 v1.0.24: default
[INFO] [stderr]   quote v1.0.9: default
[INFO] [stderr] 
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling libc v0.2.89
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling slash-formatter v3.1.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking concat-with v0.2.5
[INFO] [stderr]     Checking unchecked-index v0.2.2
[INFO] [stderr]     Checking utf8-width v0.1.4
[INFO] [stderr]     Checking regex-syntax v0.6.23
[INFO] [stderr]     Checking ucd-trie v0.1.3
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking macro-utils v0.1.3
[INFO] [stderr]     Checking cow-utils v0.1.2
[INFO] [stderr]     Checking shell-words v1.0.0
[INFO] [stderr]     Checking entities v1.0.1
[INFO] [stderr]     Checking typed-arena v1.7.0
[INFO] [stderr]     Checking unicode_categories v0.1.1
[INFO] [stderr]     Checking path-dedot v3.0.8
[INFO] [stderr]     Checking html-escape v0.2.7
[INFO] [stderr]     Checking minifier v0.0.39
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking proc-macro2 v1.0.24
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]     Checking path-absolutize v3.0.7
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.3.2
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking twoway v0.2.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking terminal_size v0.1.16
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]     Checking lazy-static-include v3.0.5
[INFO] [stderr]    Compiling enum-ordinalize v3.1.9
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling educe v0.4.14
[INFO] [stderr]     Checking comrak v0.9.1
[INFO] [stderr]     Checking html-minifier v3.0.9
[INFO] [stderr]     Checking ef v0.0.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.19s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking syn v1.0.64
[INFO] [stderr]     Checking lazy-static-include v3.0.5
[INFO] [stderr]     Checking ef v0.0.0 (/tmp/fixit)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.09s
[INFO] running `Command { std: "docker" "inspect" "49d6cc3f533253a980135444dc2d0c426925612f1db328fab92f1d0ac8232273", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49d6cc3f533253a980135444dc2d0c426925612f1db328fab92f1d0ac8232273", kill_on_drop: false }`
[INFO] [stdout] 49d6cc3f533253a980135444dc2d0c426925612f1db328fab92f1d0ac8232273