[INFO] cloning repository https://github.com/friek/mqtt2tcp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/friek/mqtt2tcp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffriek%2Fmqtt2tcp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffriek%2Fmqtt2tcp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5044e6f8693514621991726d4e7edcb117ea2685
[INFO] checking friek/mqtt2tcp against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffriek%2Fmqtt2tcp" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/friek/mqtt2tcp 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/friek/mqtt2tcp
[INFO] finished tweaking git repo https://github.com/friek/mqtt2tcp
[INFO] tweaked toml for git repo https://github.com/friek/mqtt2tcp written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/friek/mqtt2tcp 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 vcell v0.1.3
[INFO] [stderr]   Downloaded atomic-polyfill v0.1.2
[INFO] [stderr]   Downloaded hash32 v0.2.1
[INFO] [stderr]   Downloaded heapless v0.7.3
[INFO] [stderr]   Downloaded cortex-m v0.7.3
[INFO] [stderr]   Downloaded embedded-hal v0.2.5
[INFO] [stderr]   Downloaded stderrlog v0.5.1
[INFO] [stderr]   Downloaded mqttrs v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 06730b1135b48cf0c3201dfb7779b9a61961bff915c232168a11db5a1f64d89f
[INFO] running `Command { std: "docker" "start" "-a" "06730b1135b48cf0c3201dfb7779b9a61961bff915c232168a11db5a1f64d89f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06730b1135b48cf0c3201dfb7779b9a61961bff915c232168a11db5a1f64d89f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06730b1135b48cf0c3201dfb7779b9a61961bff915c232168a11db5a1f64d89f", kill_on_drop: false }`
[INFO] [stdout] 06730b1135b48cf0c3201dfb7779b9a61961bff915c232168a11db5a1f64d89f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 348ae462995dfce6956a61177f9e888231db60b0d27d964b353106b3d174e9d0
[INFO] running `Command { std: "docker" "start" "-a" "348ae462995dfce6956a61177f9e888231db60b0d27d964b353106b3d174e9d0", 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]   tokio v1.9.0: winapi
[INFO] [stderr] 
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling futures-channel v0.3.16
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking futures-sink v0.3.16
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling heapless v0.7.3
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking os_str_bytes v2.4.0
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling tokio v1.9.0
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking textwrap v0.12.1
[INFO] [stderr]     Checking hash32 v0.2.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking stderrlog v0.5.1
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]     Checking clap v3.0.0-beta.2
[INFO] [stderr]     Checking futures-executor v0.3.16
[INFO] [stderr]     Checking futures v0.3.16
[INFO] [stderr]     Checking mqttrs v0.4.1
[INFO] [stderr]     Checking mqtt2tcp v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/main.rs (2 fixes)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.64s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]    Compiling tokio v1.9.0
[INFO] [stderr]     Checking mqtt2tcp v0.1.0 (/tmp/fixit)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.00s
[INFO] running `Command { std: "docker" "inspect" "348ae462995dfce6956a61177f9e888231db60b0d27d964b353106b3d174e9d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "348ae462995dfce6956a61177f9e888231db60b0d27d964b353106b3d174e9d0", kill_on_drop: false }`
[INFO] [stdout] 348ae462995dfce6956a61177f9e888231db60b0d27d964b353106b3d174e9d0