[INFO] cloning repository https://github.com/gregtatum/fluent-migrator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gregtatum/fluent-migrator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgregtatum%2Ffluent-migrator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgregtatum%2Ffluent-migrator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0d49a139860a1841435c40ec78b61e875fa0a7ca
[INFO] checking gregtatum/fluent-migrator against try#d9354925cd91f64ab927cdf338a7fe5ee98a62cd for pr-113557
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgregtatum%2Ffluent-migrator" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gregtatum/fluent-migrator on toolchain d9354925cd91f64ab927cdf338a7fe5ee98a62cd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d9354925cd91f64ab927cdf338a7fe5ee98a62cd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gregtatum/fluent-migrator
[INFO] finished tweaking git repo https://github.com/gregtatum/fluent-migrator
[INFO] tweaked toml for git repo https://github.com/gregtatum/fluent-migrator written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/gregtatum/fluent-migrator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d9354925cd91f64ab927cdf338a7fe5ee98a62cd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+d9354925cd91f64ab927cdf338a7fe5ee98a62cd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] edfb9deabb8dc5f7d74be5cee000edcd37bd19c22e56276bdaf717e87c9d49f3
[INFO] running `Command { std: "docker" "start" "-a" "edfb9deabb8dc5f7d74be5cee000edcd37bd19c22e56276bdaf717e87c9d49f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "edfb9deabb8dc5f7d74be5cee000edcd37bd19c22e56276bdaf717e87c9d49f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edfb9deabb8dc5f7d74be5cee000edcd37bd19c22e56276bdaf717e87c9d49f3", kill_on_drop: false }`
[INFO] [stdout] edfb9deabb8dc5f7d74be5cee000edcd37bd19c22e56276bdaf717e87c9d49f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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@sha256:5c16f4e6c37141f9fef0bc86f7a492d732943053e42aab8461035881e3f53823" "/opt/rustwide/cargo-home/bin/cargo" "+d9354925cd91f64ab927cdf338a7fe5ee98a62cd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c89a435af9a62792db585332da87317ae0484c2f9fa7aadac15d133935662f6
[INFO] running `Command { std: "docker" "start" "-a" "7c89a435af9a62792db585332da87317ae0484c2f9fa7aadac15d133935662f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling nom v6.2.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking funty v1.1.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking convert_case v0.4.0
[INFO] [stderr]     Checking bitvec v0.19.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr] thread 'rustc' panicked at 'assertion failed: pos.get() <= self.position()', compiler/rustc_metadata/src/rmeta/encoder.rs:447:9
[INFO] [stderr] error: could not compile `nom` (lib)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] thread 'rustc' panicked at 'assertion failed: pos.get() <= self.position()', compiler/rustc_metadata/src/rmeta/encoder.rs:428:9
[INFO] [stderr] error: could not compile `nom` (lib)
[INFO] running `Command { std: "docker" "inspect" "7c89a435af9a62792db585332da87317ae0484c2f9fa7aadac15d133935662f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c89a435af9a62792db585332da87317ae0484c2f9fa7aadac15d133935662f6", kill_on_drop: false }`
[INFO] [stdout] 7c89a435af9a62792db585332da87317ae0484c2f9fa7aadac15d133935662f6