[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#ff4041081a39fb2e940a03a55f86a4ad0b37d26a for pr-80763
[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 ff4041081a39fb2e940a03a55f86a4ad0b37d26a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff4041081a39fb2e940a03a55f86a4ad0b37d26a" "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" "+ff4041081a39fb2e940a03a55f86a4ad0b37d26a" "fetch" "--locked" "--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] 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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+ff4041081a39fb2e940a03a55f86a4ad0b37d26a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5d11ea3ee757b140b3e88d27eb142fdcaf6b216e4afc37185500198f3ffa5f56
[INFO] running `Command { std: "docker" "start" "-a" "5d11ea3ee757b140b3e88d27eb142fdcaf6b216e4afc37185500198f3ffa5f56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d11ea3ee757b140b3e88d27eb142fdcaf6b216e4afc37185500198f3ffa5f56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d11ea3ee757b140b3e88d27eb142fdcaf6b216e4afc37185500198f3ffa5f56", kill_on_drop: false }`
[INFO] [stdout] 5d11ea3ee757b140b3e88d27eb142fdcaf6b216e4afc37185500198f3ffa5f56
[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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+ff4041081a39fb2e940a03a55f86a4ad0b37d26a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf833c64e35720e72271c6b7f55debe4457626c3f3cad073c2d80aeb326fb513
[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" "bf833c64e35720e72271c6b7f55debe4457626c3f3cad073c2d80aeb326fb513", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]    Compiling regex v1.1.7
[INFO] [stderr]     Checking cmdline-parser v0.1.0
[INFO] [stderr]     Checking shell-escape v0.1.4
[INFO] [stderr]     Checking utf8-ranges v1.0.3
[INFO] [stderr]     Checking regex-syntax v0.6.7
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking thread_local v0.3.6
[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]    Compiling nix v0.7.0
[INFO] [stderr]     Checking time v0.1.42
[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 18.45s
[INFO] running `Command { std: "docker" "inspect" "bf833c64e35720e72271c6b7f55debe4457626c3f3cad073c2d80aeb326fb513", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf833c64e35720e72271c6b7f55debe4457626c3f3cad073c2d80aeb326fb513", kill_on_drop: false }`
[INFO] [stdout] bf833c64e35720e72271c6b7f55debe4457626c3f3cad073c2d80aeb326fb513