[INFO] cloning repository https://github.com/bonusrk/calculus
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bonusrk/calculus" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbonusrk%2Fcalculus", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbonusrk%2Fcalculus'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6a7537145a9d8e2aec9da8347289c4984797c65f
[INFO] checking bonusrk/calculus against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbonusrk%2Fcalculus" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bonusrk/calculus 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 git repo https://github.com/bonusrk/calculus
[INFO] finished tweaking git repo https://github.com/bonusrk/calculus
[INFO] tweaked toml for git repo https://github.com/bonusrk/calculus written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/bonusrk/calculus 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]     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-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] ca6942e590d272136a52f9654d0d71c88724ad539ff5b8bfd6fe850dd8024368
[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" "ca6942e590d272136a52f9654d0d71c88724ad539ff5b8bfd6fe850dd8024368", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca6942e590d272136a52f9654d0d71c88724ad539ff5b8bfd6fe850dd8024368", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca6942e590d272136a52f9654d0d71c88724ad539ff5b8bfd6fe850dd8024368", kill_on_drop: false }`
[INFO] [stdout] ca6942e590d272136a52f9654d0d71c88724ad539ff5b8bfd6fe850dd8024368
[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] d7fa73032cba4a62c0600394e54ed6ec49ec9899f17445b450201b4d4938cc76
[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" "d7fa73032cba4a62c0600394e54ed6ec49ec9899f17445b450201b4d4938cc76", 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]   standback v0.2.8 (as host dependency): std
[INFO] [stderr] 
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.21
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling standback v0.2.8
[INFO] [stderr]    Compiling cairo-rs v0.8.1
[INFO] [stderr]    Compiling gio v0.8.1
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]    Compiling pango v0.8.0
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]    Compiling gdk-pixbuf v0.8.0
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling gdk v0.12.1
[INFO] [stderr]    Compiling atk v0.8.0
[INFO] [stderr]    Compiling gtk v0.8.1
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]     Checking xi-unicode v0.2.0
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]    Compiling glib-sys v0.9.1
[INFO] [stderr]    Compiling gobject-sys v0.9.1
[INFO] [stderr]    Compiling gio-sys v0.9.1
[INFO] [stderr]    Compiling cairo-sys-rs v0.9.2
[INFO] [stderr]    Compiling pango-sys v0.9.1
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.9.1
[INFO] [stderr]    Compiling atk-sys v0.9.1
[INFO] [stderr]    Compiling gdk-sys v0.9.1
[INFO] [stderr]    Compiling gtk-sys v0.9.2
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking unic-langid-impl v0.8.0
[INFO] [stderr]     Checking kurbo v0.5.11
[INFO] [stderr]    Compiling time v0.2.16
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking unic-langid v0.8.0
[INFO] [stderr]     Checking type-map v0.3.0
[INFO] [stderr]     Checking simple_logger v1.6.0
[INFO] [stderr]     Checking intl_pluralrules v6.0.0
[INFO] [stderr]     Checking fluent-langneg v0.12.1
[INFO] [stderr]     Checking piet v0.0.11
[INFO] [stderr]     Checking intl-memoizer v0.4.0
[INFO] [stderr]    Compiling quote v1.0.5
[INFO] [stderr]    Compiling pin-project-internal v0.4.16
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling rental-impl v0.5.5
[INFO] [stderr]    Compiling druid-derive v0.3.0
[INFO] [stderr]     Checking time-macros v0.1.0
[INFO] [stderr]     Checking pin-project v0.4.16
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking glib v0.9.3
[INFO] [stderr]     Checking rental v0.5.5
[INFO] [stderr]     Checking fluent-bundle v0.11.0
[INFO] [stderr]     Checking piet-cairo v0.0.11
[INFO] [stderr]     Checking piet-common v0.0.11
[INFO] [stderr]     Checking druid-shell v0.5.0
[INFO] [stderr]     Checking druid v0.5.0
[INFO] [stderr]     Checking calculus v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 41s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling standback v0.2.8
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]     Checking time-macros v0.1.0
[INFO] [stderr]     Checking time v0.2.16
[INFO] [stderr]     Checking druid-shell v0.5.0
[INFO] [stderr]     Checking druid v0.5.0
[INFO] [stderr]     Checking calculus v0.1.0 (/tmp/fixit)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.72s
[INFO] running `Command { std: "docker" "inspect" "d7fa73032cba4a62c0600394e54ed6ec49ec9899f17445b450201b4d4938cc76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7fa73032cba4a62c0600394e54ed6ec49ec9899f17445b450201b4d4938cc76", kill_on_drop: false }`
[INFO] [stdout] d7fa73032cba4a62c0600394e54ed6ec49ec9899f17445b450201b4d4938cc76