[INFO] fetching crate vtable 0.1.3...
[INFO] checking vtable-0.1.3 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] extracting crate vtable 0.1.3 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate vtable 0.1.3 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 vtable 0.1.3
[INFO] finished tweaking crates.io crate vtable 0.1.3
[INFO] tweaked toml for crates.io crate vtable 0.1.3 written to /workspace/builds/worker-12/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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded field-offset v0.3.4
[INFO] [stderr]   Downloaded const-field-offset v0.1.1
[INFO] [stderr]   Downloaded const-field-offset-macro v0.1.1
[INFO] [stderr]   Downloaded vtable-macro v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] cfe33a47e74088623a583e2ef5512d989e816fa401226c1e7de7296cb3908cba
[INFO] running `Command { std: "docker" "start" "-a" "cfe33a47e74088623a583e2ef5512d989e816fa401226c1e7de7296cb3908cba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cfe33a47e74088623a583e2ef5512d989e816fa401226c1e7de7296cb3908cba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfe33a47e74088623a583e2ef5512d989e816fa401226c1e7de7296cb3908cba", kill_on_drop: false }`
[INFO] [stdout] cfe33a47e74088623a583e2ef5512d989e816fa401226c1e7de7296cb3908cba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] aa2a3a503579868e1ec5b3020f0b80aa791355e4a57d84ff0e8e23ea4cb8d53a
[INFO] running `Command { std: "docker" "start" "-a" "aa2a3a503579868e1ec5b3020f0b80aa791355e4a57d84ff0e8e23ea4cb8d53a", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling field-offset v0.3.4
[INFO] [stderr]    Compiling const-field-offset-macro v0.1.1
[INFO] [stderr]    Compiling vtable-macro v0.1.3
[INFO] [stderr]     Checking const-field-offset v0.1.1
[INFO] [stderr]     Checking vtable v0.1.3 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/test_vrc.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating tests/test_vtable.rs from 2018 edition to 2021
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.91s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Checking vtable v0.1.3 (/tmp/fixit)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "aa2a3a503579868e1ec5b3020f0b80aa791355e4a57d84ff0e8e23ea4cb8d53a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa2a3a503579868e1ec5b3020f0b80aa791355e4a57d84ff0e8e23ea4cb8d53a", kill_on_drop: false }`
[INFO] [stdout] aa2a3a503579868e1ec5b3020f0b80aa791355e4a57d84ff0e8e23ea4cb8d53a