[INFO] fetching crate ttclient 0.2.35...
[INFO] checking ttclient-0.2.35 against try#15a786332e2f0dd343b226ab6bb8ec028a350f73 for pr-81782
[INFO] extracting crate ttclient 0.2.35 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate ttclient 0.2.35 on toolchain 15a786332e2f0dd343b226ab6bb8ec028a350f73
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ttclient 0.2.35
[INFO] finished tweaking crates.io crate ttclient 0.2.35
[INFO] tweaked toml for crates.io crate ttclient 0.2.35 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate ttclient 0.2.35 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ttcore_def v0.2.34
[INFO] [stderr]   Downloaded myutil v0.2.620
[INFO] [stderr]   Downloaded ttrexec v0.2.34
[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" "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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a85edb1d1210e146c1072f68a60a46b9d1fc89c9826fb33c597815893ba597ac
[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" "a85edb1d1210e146c1072f68a60a46b9d1fc89c9826fb33c597815893ba597ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a85edb1d1210e146c1072f68a60a46b9d1fc89c9826fb33c597815893ba597ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a85edb1d1210e146c1072f68a60a46b9d1fc89c9826fb33c597815893ba597ac", kill_on_drop: false }`
[INFO] [stdout] a85edb1d1210e146c1072f68a60a46b9d1fc89c9826fb33c597815893ba597ac
[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" "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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+15a786332e2f0dd343b226ab6bb8ec028a350f73" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 09bb7d1fc39f3244798632afbae733e3960859dd67c056760c5e9c6dff1ad0d0
[INFO] running `Command { std: "docker" "start" "-a" "09bb7d1fc39f3244798632afbae733e3960859dd67c056760c5e9c6dff1ad0d0", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling const_fn v0.4.2
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling standback v0.2.11
[INFO] [stderr]    Compiling time v0.2.22
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking flate2 v1.0.18
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking myutil v0.2.620
[INFO] [stderr]     Checking ttcore_def v0.2.34
[INFO] [stderr]     Checking ttserver_def v0.2.34
[INFO] [stderr]     Checking ttrexec v0.2.34
[INFO] [stderr]     Checking ttclient v0.2.35 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.99s
[INFO] running `Command { std: "docker" "inspect" "09bb7d1fc39f3244798632afbae733e3960859dd67c056760c5e9c6dff1ad0d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09bb7d1fc39f3244798632afbae733e3960859dd67c056760c5e9c6dff1ad0d0", kill_on_drop: false }`
[INFO] [stdout] 09bb7d1fc39f3244798632afbae733e3960859dd67c056760c5e9c6dff1ad0d0