[INFO] cloning repository https://github.com/karitra/rs-sample1
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/karitra/rs-sample1" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaritra%2Frs-sample1", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaritra%2Frs-sample1'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 938f84060848dbb991dab05978a8623197f484a3
[INFO] testing karitra/rs-sample1 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaritra%2Frs-sample1" "/workspace/builds/worker-48/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-48/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/karitra/rs-sample1 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/karitra/rs-sample1
[INFO] finished tweaking git repo https://github.com/karitra/rs-sample1
[INFO] tweaked toml for git repo https://github.com/karitra/rs-sample1 written to /workspace/builds/worker-48/source/Cargo.toml
[INFO] crate git repo https://github.com/karitra/rs-sample1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-reactor v0.1.0
[INFO] [stderr]   Downloaded tokio v0.1.3
[INFO] [stderr]   Downloaded tokio-core v0.1.15
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.0
[INFO] [stderr]   Downloaded tokio-executor v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 82a486a9e9d94ae76c5e6a4fb506377cadeef049a513d89cc190a3b9b143b12c
[INFO] running `Command { std: "docker" "start" "-a" "82a486a9e9d94ae76c5e6a4fb506377cadeef049a513d89cc190a3b9b143b12c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82a486a9e9d94ae76c5e6a4fb506377cadeef049a513d89cc190a3b9b143b12c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82a486a9e9d94ae76c5e6a4fb506377cadeef049a513d89cc190a3b9b143b12c", kill_on_drop: false }`
[INFO] [stdout] 82a486a9e9d94ae76c5e6a4fb506377cadeef049a513d89cc190a3b9b143b12c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f12c1936ba2f7860797988b8821277e0f9eb3b17c7316be0422ebe197f4177a0
[INFO] running `Command { std: "docker" "start" "-a" "f12c1936ba2f7860797988b8821277e0f9eb3b17c7316be0422ebe197f4177a0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling libc v0.2.40
[INFO] [stderr]    Compiling futures v0.1.18
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling lazy_static v1.0.0
[INFO] [stderr]    Compiling byteorder v1.2.1
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling slab v0.4.0
[INFO] [stderr]    Compiling lazycell v0.6.0
[INFO] [stderr]    Compiling scoped-tls v0.1.1
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling crossbeam-utils v0.3.2
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling crossbeam-epoch v0.4.1
[INFO] [stderr]    Compiling crossbeam-deque v0.3.0
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling net2 v0.2.32
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling tokio-executor v0.1.0
[INFO] [stderr]    Compiling bytes v0.4.6
[INFO] [stderr]    Compiling mio v0.6.14
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling tokio-threadpool v0.1.0
[INFO] [stderr]    Compiling tokio-io v0.1.6
[INFO] [stderr]    Compiling tokio-reactor v0.1.0
[INFO] [stderr]    Compiling tokio v0.1.3
[INFO] [stderr]    Compiling tokio-core v0.1.15
[INFO] [stderr]    Compiling sample-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.73s
[INFO] running `Command { std: "docker" "inspect" "f12c1936ba2f7860797988b8821277e0f9eb3b17c7316be0422ebe197f4177a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f12c1936ba2f7860797988b8821277e0f9eb3b17c7316be0422ebe197f4177a0", kill_on_drop: false }`
[INFO] [stdout] f12c1936ba2f7860797988b8821277e0f9eb3b17c7316be0422ebe197f4177a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22a47b08d8c2e00784a27bc5f93cf1f207a203152d65d6c1f099eae3d53a8fcd
[INFO] running `Command { std: "docker" "start" "-a" "22a47b08d8c2e00784a27bc5f93cf1f207a203152d65d6c1f099eae3d53a8fcd", kill_on_drop: false }`
[INFO] [stderr]    Compiling sample-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "22a47b08d8c2e00784a27bc5f93cf1f207a203152d65d6c1f099eae3d53a8fcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22a47b08d8c2e00784a27bc5f93cf1f207a203152d65d6c1f099eae3d53a8fcd", kill_on_drop: false }`
[INFO] [stdout] 22a47b08d8c2e00784a27bc5f93cf1f207a203152d65d6c1f099eae3d53a8fcd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ac7f8e57a82c9c4a841bfdfbf131fee1419579d808cdc074fa3df3228801903a
[INFO] running `Command { std: "docker" "start" "-a" "ac7f8e57a82c9c4a841bfdfbf131fee1419579d808cdc074fa3df3228801903a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.28s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sample_rs-10ca9c2f3b14d39e)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ac7f8e57a82c9c4a841bfdfbf131fee1419579d808cdc074fa3df3228801903a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac7f8e57a82c9c4a841bfdfbf131fee1419579d808cdc074fa3df3228801903a", kill_on_drop: false }`
[INFO] [stdout] ac7f8e57a82c9c4a841bfdfbf131fee1419579d808cdc074fa3df3228801903a