[INFO] fetching crate custom-print 0.1.0...
[INFO] checking custom-print-0.1.0 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] extracting crate custom-print 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate custom-print 0.1.0 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 custom-print 0.1.0
[INFO] finished tweaking crates.io crate custom-print 0.1.0
[INFO] tweaked toml for crates.io crate custom-print 0.1.0 written to /workspace/builds/worker-2/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 readme-sync v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] e39ec86e0b9989d5d0eedda3382834d5f5969eb4359383434912f8408148b2f3
[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" "e39ec86e0b9989d5d0eedda3382834d5f5969eb4359383434912f8408148b2f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e39ec86e0b9989d5d0eedda3382834d5f5969eb4359383434912f8408148b2f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e39ec86e0b9989d5d0eedda3382834d5f5969eb4359383434912f8408148b2f3", kill_on_drop: false }`
[INFO] [stdout] e39ec86e0b9989d5d0eedda3382834d5f5969eb4359383434912f8408148b2f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 7e3ed429bdc76c757f64127fb2791afeb097d5f277a864485a6bd912c30e9789
[INFO] running `Command { std: "docker" "start" "-a" "7e3ed429bdc76c757f64127fb2791afeb097d5f277a864485a6bd912c30e9789", 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 unicode-xid v0.2.2
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking codemap v0.1.3
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking semver-parser v0.9.0
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking custom-print v0.1.0 (/tmp/fixit)
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]     Checking tinyvec v1.3.1
[INFO] [stderr]     Checking codemap-diagnostic v0.1.1
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.128
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]     Checking serde v1.0.128
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking version-sync v0.9.2
[INFO] [stderr]     Checking readme-sync v0.2.0
[INFO] [stderr]    Migrating tests/cchar_fmt_try_writer.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/dbg.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/io_try_writer.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/unsafe_fn1_path.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/line_writer.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/io_writer.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/concat_try_writer.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/fmt_try_writer.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/buf_writer.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/try_dbg.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/fmt_writer.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/shadowing_with_use.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/unsafe_fn2.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/cchar_writer.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/try_print.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/cchar_io_try_writer.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/concat_writer.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/shadowing_with_macros.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/extern_fn.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/version.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/unsafe_fn1.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/readme.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/panic_hook.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/io_partial_writer.rs from 2018 edition to 2021
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.32s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]     Checking custom-print v0.1.0 (/tmp/fixit)
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]     Checking syn v1.0.75
[INFO] [stderr]    Compiling serde_derive v1.0.128
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]     Checking serde v1.0.128
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking readme-sync v0.2.0
[INFO] [stderr]     Checking version-sync v0.9.2
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.00s
[INFO] running `Command { std: "docker" "inspect" "7e3ed429bdc76c757f64127fb2791afeb097d5f277a864485a6bd912c30e9789", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e3ed429bdc76c757f64127fb2791afeb097d5f277a864485a6bd912c30e9789", kill_on_drop: false }`
[INFO] [stdout] 7e3ed429bdc76c757f64127fb2791afeb097d5f277a864485a6bd912c30e9789