[INFO] cloning repository https://github.com/klemens/2i-emulator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/klemens/2i-emulator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fklemens%2F2i-emulator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fklemens%2F2i-emulator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3bd74bdeffbc6340ef4455269090cf50d07e2e5f
[INFO] checking klemens/2i-emulator against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fklemens%2F2i-emulator" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/klemens/2i-emulator on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/klemens/2i-emulator
[INFO] finished tweaking git repo https://github.com/klemens/2i-emulator
[INFO] tweaked toml for git repo https://github.com/klemens/2i-emulator written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/klemens/2i-emulator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/klemens/rustyline.git`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cmdline-parser v0.1.0
[INFO] [stderr]   Downloaded shell-escape v0.1.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a88be330c3c73ea763785f81c4b795568126ba8c75533c3fd3ce8e90e6aa3515
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a88be330c3c73ea763785f81c4b795568126ba8c75533c3fd3ce8e90e6aa3515", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a88be330c3c73ea763785f81c4b795568126ba8c75533c3fd3ce8e90e6aa3515", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a88be330c3c73ea763785f81c4b795568126ba8c75533c3fd3ce8e90e6aa3515", kill_on_drop: false }`
[INFO] [stdout] a88be330c3c73ea763785f81c4b795568126ba8c75533c3fd3ce8e90e6aa3515
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8884b5f97d8ba1c52cbf4e207f37715cafff65428e2ef29ab898a1f473a5fb0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d8884b5f97d8ba1c52cbf4e207f37715cafff65428e2ef29ab898a1f473a5fb0", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]    Compiling regex v1.1.7
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]     Checking encode_unicode v0.1.3
[INFO] [stderr]     Checking utf8-ranges v1.0.3
[INFO] [stderr]     Checking cmdline-parser v0.1.0
[INFO] [stderr]     Checking shell-escape v0.1.4
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking regex-syntax v0.6.7
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling nix v0.7.0
[INFO] [stderr]     Checking aho-corasick v0.7.3
[INFO] [stderr]     Checking chrono v0.4.7
[INFO] [stderr]     Checking rustyline v1.0.0 (https://github.com/klemens/rustyline.git?branch=2i-emulator#2e74e40c)
[INFO] [stderr]     Checking emulator-2i v2.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.64s
[INFO] running `Command { std: "docker" "inspect" "d8884b5f97d8ba1c52cbf4e207f37715cafff65428e2ef29ab898a1f473a5fb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8884b5f97d8ba1c52cbf4e207f37715cafff65428e2ef29ab898a1f473a5fb0", kill_on_drop: false }`
[INFO] [stdout] d8884b5f97d8ba1c52cbf4e207f37715cafff65428e2ef29ab898a1f473a5fb0