[INFO] cloning repository https://github.com/da-x/ptytest
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/da-x/ptytest" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fda-x%2Fptytest", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fda-x%2Fptytest'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 889c8b3bbad2a35084b78b478ebf32caf1f7ea20
[INFO] checking da-x/ptytest against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fda-x%2Fptytest" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/da-x/ptytest 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/da-x/ptytest
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/da-x/ptytest
[INFO] tweaked toml for git repo https://github.com/da-x/ptytest written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/da-x/ptytest 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded enumset_derive v0.4.3
[INFO] [stderr]   Downloaded vte v0.3.3
[INFO] [stderr]   Downloaded rustyline v5.0.5
[INFO] [stderr]   Downloaded terminfo v0.6.1
[INFO] [stderr]   Downloaded enumset v0.4.4
[INFO] [stderr]   Downloaded vt100 v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] f7312e079194ad00949839c6705234cfb5a81d05e75e161a5d1a53236b095e6c
[INFO] running `Command { std: "docker" "start" "-a" "f7312e079194ad00949839c6705234cfb5a81d05e75e161a5d1a53236b095e6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f7312e079194ad00949839c6705234cfb5a81d05e75e161a5d1a53236b095e6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7312e079194ad00949839c6705234cfb5a81d05e75e161a5d1a53236b095e6c", kill_on_drop: false }`
[INFO] [stdout] f7312e079194ad00949839c6705234cfb5a81d05e75e161a5d1a53236b095e6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 15ee7c44c8e0c56c5f4326dcc48b459753c80f395581ca76cba155fc36bf2666
[INFO] running `Command { std: "docker" "start" "-a" "15ee7c44c8e0c56c5f4326dcc48b459753c80f395581ca76cba155fc36bf2666", 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]   memchr v2.2.1: default
[INFO] [stderr]   syn v1.0.11 (as host dependency): visit
[INFO] [stderr] 
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking utf8parse v0.1.1
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]     Checking vte v0.3.3
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking phf v0.7.24
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking signal-hook v0.1.12
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling terminfo v0.6.1
[INFO] [stderr]     Checking rustyline v5.0.5
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling enumset_derive v0.4.3
[INFO] [stderr]     Checking enumset v0.4.4
[INFO] [stderr]     Checking vt100 v0.8.0
[INFO] [stderr]     Checking ptytest v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/check_me.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating examples/tester.rs from 2018 edition to 2021
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.08s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]    Compiling darling v0.10.2
[INFO] [stderr]    Compiling enumset_derive v0.4.3
[INFO] [stderr]     Checking enumset v0.4.4
[INFO] [stderr]     Checking vt100 v0.8.0
[INFO] [stderr]     Checking ptytest v0.1.0 (/tmp/fixit)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.07s
[INFO] running `Command { std: "docker" "inspect" "15ee7c44c8e0c56c5f4326dcc48b459753c80f395581ca76cba155fc36bf2666", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15ee7c44c8e0c56c5f4326dcc48b459753c80f395581ca76cba155fc36bf2666", kill_on_drop: false }`
[INFO] [stdout] 15ee7c44c8e0c56c5f4326dcc48b459753c80f395581ca76cba155fc36bf2666