[INFO] updating cached repository https://github.com/maljaroudi/reverse_binary
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f4fa5f6c7a81c8a65ee7bc78e97e89232e2cb86e
[INFO] documenting maljaroudi/reverse_binary against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaljaroudi%2Freverse_binary" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/maljaroudi/reverse_binary on toolchain 66dfc4e010913fbed0c4ea91fc2c010004b0f441
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/maljaroudi/reverse_binary
[INFO] finished tweaking git repo https://github.com/maljaroudi/reverse_binary
[INFO] tweaked toml for git repo https://github.com/maljaroudi/reverse_binary written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/maljaroudi/reverse_binary already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e2bdc36214c3113ef4cf14d29af108f0fed09d39bd6dac5bab1bc274371d0ffa
[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" "e2bdc36214c3113ef4cf14d29af108f0fed09d39bd6dac5bab1bc274371d0ffa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2bdc36214c3113ef4cf14d29af108f0fed09d39bd6dac5bab1bc274371d0ffa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2bdc36214c3113ef4cf14d29af108f0fed09d39bd6dac5bab1bc274371d0ffa", kill_on_drop: false }`
[INFO] [stdout] e2bdc36214c3113ef4cf14d29af108f0fed09d39bd6dac5bab1bc274371d0ffa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f8c28a5cd2deff0df79a58836aca8523b95688952356a4bd20cfb37a7b6a917
[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" "6f8c28a5cd2deff0df79a58836aca8523b95688952356a4bd20cfb37a7b6a917", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.48
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking ucd-util v0.1.5
[INFO] [stderr]     Checking serde v0.9.15
[INFO] [stderr]     Checking utf8-ranges v1.0.4
[INFO] [stderr]     Checking scoped-tls v0.1.2
[INFO] [stderr]     Checking itoa v0.3.4
[INFO] [stderr]     Checking dtoa v0.4.4
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]     Checking crossbeam v0.2.12
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]     Checking lock_api v0.3.2
[INFO] [stderr]     Checking tokio-sync v0.1.7
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking num_cpus v1.11.1
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking tokio-executor v0.1.9
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking tokio-current-thread v0.1.6
[INFO] [stderr]     Checking tokio-timer v0.2.12
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking crossbeam-queue v0.2.0
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]     Checking crossbeam-deque v0.7.2
[INFO] [stderr]     Checking tokio-threadpool v0.1.17
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking tokio-reactor v0.1.11
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling serde_codegen_internals v0.14.2
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-udp v0.1.5
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]    Compiling serde_derive v0.9.15
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking backtrace v0.3.40
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking bincode v0.6.1
[INFO] [stderr]     Checking error-chain v0.9.0
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]     Checking uuid v0.4.0
[INFO] [stderr]     Checking serde_json v0.9.10
[INFO] [stderr]     Checking env_logger v0.4.3
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking bincode v0.9.2
[INFO] [stderr]     Checking crdts v1.3.0
[INFO] [stderr]     Checking crack v0.1.0
[INFO] [stderr]  Documenting reverse_binary v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 24s
[INFO] running `Command { std: "docker" "inspect" "6f8c28a5cd2deff0df79a58836aca8523b95688952356a4bd20cfb37a7b6a917", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f8c28a5cd2deff0df79a58836aca8523b95688952356a4bd20cfb37a7b6a917", kill_on_drop: false }`
[INFO] [stdout] 6f8c28a5cd2deff0df79a58836aca8523b95688952356a4bd20cfb37a7b6a917