[INFO] fetching crate cmim 0.2.1...
[INFO] checking cmim-0.2.1 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] extracting crate cmim 0.2.1 into /workspace/builds/worker-64/source
[INFO] validating manifest of crates.io crate cmim 0.2.1 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 cmim 0.2.1
[INFO] finished tweaking crates.io crate cmim 0.2.1
[INFO] tweaked toml for crates.io crate cmim 0.2.1 written to /workspace/builds/worker-64/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] [stderr]     Blocking waiting for file lock on package cache
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded cortex-m-semihosting v0.3.7
[INFO] [stderr]   Downloaded fpa v0.1.0
[INFO] [stderr]   Downloaded ssmarshal v1.0.0
[INFO] [stderr]   Downloaded embedded-timeout-macros v0.2.0
[INFO] [stderr]   Downloaded ieee802154 v0.3.0
[INFO] [stderr]   Downloaded nrf52832-hal v0.8.1
[INFO] [stderr]   Downloaded dw1000 v0.3.0
[INFO] [stderr]   Downloaded nrf52-hal-common v0.8.1
[INFO] [stderr]   Downloaded dwm1001 v0.3.0
[INFO] [stderr]   Downloaded nrf52832-pac v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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] e23519714cb4d9d1a8274e22f4e7e6110418d039a1d04db1a89590a8e8cefe90
[INFO] running `Command { std: "docker" "start" "-a" "e23519714cb4d9d1a8274e22f4e7e6110418d039a1d04db1a89590a8e8cefe90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e23519714cb4d9d1a8274e22f4e7e6110418d039a1d04db1a89590a8e8cefe90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e23519714cb4d9d1a8274e22f4e7e6110418d039a1d04db1a89590a8e8cefe90", kill_on_drop: false }`
[INFO] [stdout] e23519714cb4d9d1a8274e22f4e7e6110418d039a1d04db1a89590a8e8cefe90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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] ff9f3b7a260fa7a3c4c4edcc9e1a88ba4a055e27ee76a7cedfcc138e7e883547
[INFO] running `Command { std: "docker" "start" "-a" "ff9f3b7a260fa7a3c4c4edcc9e1a88ba4a055e27ee76a7cedfcc138e7e883547", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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]   cortex-m v0.6.7: const-fn
[INFO] [stderr]   embedded-hal v0.2.6: unproven
[INFO] [stderr]   nb v0.1.3: unstable
[INFO] [stderr] 
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking nb v1.0.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling cortex-m v0.7.3
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]     Checking vcell v0.1.3
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking bitfield v0.13.2
[INFO] [stderr]    Compiling cortex-m-rt v0.6.15
[INFO] [stderr]    Compiling cortex-m v0.6.7
[INFO] [stderr]    Compiling serde v1.0.128
[INFO] [stderr]    Compiling fpa v0.1.0
[INFO] [stderr]    Compiling nrf52832-pac v0.8.0
[INFO] [stderr]     Checking r0 v0.2.2
[INFO] [stderr]     Checking encode_unicode v0.3.6
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling cortex-m-semihosting v0.3.7
[INFO] [stderr]    Compiling nrf52832-hal v0.8.1
[INFO] [stderr]    Compiling heapless v0.5.6
[INFO] [stderr]     Checking panic-halt v0.2.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking hash32 v0.1.1
[INFO] [stderr]     Checking volatile-register v0.2.1
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking embedded-hal v0.2.6
[INFO] [stderr]     Checking embedded-timeout-macros v0.2.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]     Checking generic-array v0.13.3
[INFO] [stderr]     Checking generic-array v0.12.4
[INFO] [stderr]     Checking as-slice v0.1.5
[INFO] [stderr]     Checking aligned v0.3.5
[INFO] [stderr]     Checking cmim v0.2.1 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]    Compiling cortex-m-rt-macros v0.6.15
[INFO] [stderr]    Compiling serde_derive v1.0.128
[INFO] [stderr]    Compiling hash32-derive v0.1.1
[INFO] [stderr]     Checking ieee802154 v0.3.0
[INFO] [stderr]     Checking ssmarshal v1.0.0
[INFO] [stderr]     Checking dw1000 v0.3.0
[INFO] [stderr]     Checking nrf52-hal-common v0.8.1
[INFO] [stderr]     Checking dwm1001 v0.3.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.79s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking cmim v0.2.1 (/tmp/fixit)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "ff9f3b7a260fa7a3c4c4edcc9e1a88ba4a055e27ee76a7cedfcc138e7e883547", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff9f3b7a260fa7a3c4c4edcc9e1a88ba4a055e27ee76a7cedfcc138e7e883547", kill_on_drop: false }`
[INFO] [stdout] ff9f3b7a260fa7a3c4c4edcc9e1a88ba4a055e27ee76a7cedfcc138e7e883547