[INFO] fetching crate chatbot 0.2.3...
[INFO] checking chatbot-0.2.3 against try#82acd1d76add2232e19c1f0feb250d2a19ec6efe for pr-81213
[INFO] extracting crate chatbot 0.2.3 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate chatbot 0.2.3 on toolchain 82acd1d76add2232e19c1f0feb250d2a19ec6efe
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate chatbot 0.2.3
[INFO] finished tweaking crates.io crate chatbot 0.2.3
[INFO] tweaked toml for crates.io crate chatbot 0.2.3 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded getopts v0.2.21
[INFO] [stderr]   Downloaded cookie v0.1.21
[INFO] [stderr]   Downloaded abort_on_panic v1.0.0
[INFO] [stderr]   Downloaded libc v0.1.12
[INFO] [stderr]   Downloaded uuid v0.1.18
[INFO] [stderr]   Downloaded num_cpus v0.2.13
[INFO] [stderr]   Downloaded bitflags v0.3.3
[INFO] [stderr]   Downloaded tokio v1.1.0
[INFO] [stderr]   Downloaded openssl v0.6.7
[INFO] [stderr]   Downloaded url v0.2.38
[INFO] [stderr]   Downloaded irc v0.8.14
[INFO] [stderr]   Downloaded mime v0.0.11
[INFO] [stderr]   Downloaded mime v0.0.12
[INFO] [stderr]   Downloaded slack v0.6.1
[INFO] [stderr]   Downloaded hyper v0.5.2
[INFO] [stderr]   Downloaded startuppong v0.1.0
[INFO] [stderr]   Downloaded httparse v0.1.6
[INFO] [stderr]   Downloaded openssl-sys v0.6.7
[INFO] [stderr]   Downloaded unicase v0.1.0
[INFO] [stderr]   Downloaded websocket v0.12.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3e2e3fd40e97247e7fadc63592f696ba2c19607b12de77a7eae66ff19443d947
[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" "3e2e3fd40e97247e7fadc63592f696ba2c19607b12de77a7eae66ff19443d947", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e2e3fd40e97247e7fadc63592f696ba2c19607b12de77a7eae66ff19443d947", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e2e3fd40e97247e7fadc63592f696ba2c19607b12de77a7eae66ff19443d947", kill_on_drop: false }`
[INFO] [stdout] 3e2e3fd40e97247e7fadc63592f696ba2c19607b12de77a7eae66ff19443d947
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "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] f55d9a58e9781d823aae2717137def9b3e878d45aea5bbf6112b4bf70a661b2b
[INFO] running `Command { std: "docker" "start" "-a" "f55d9a58e9781d823aae2717137def9b3e878d45aea5bbf6112b4bf70a661b2b", kill_on_drop: false }`
[INFO] [stderr] error: multiple packages link to native library `openssl`, but a native library can be linked only once
[INFO] [stderr] 
[INFO] [stderr] package `openssl-sys v0.6.7`
[INFO] [stderr]     ... which is depended on by `openssl v0.6.7`
[INFO] [stderr]     ... which is depended on by `cookie v0.1.21`
[INFO] [stderr]     ... which is depended on by `hyper v0.5.2`
[INFO] [stderr]     ... which is depended on by `chatbot v0.2.3 (/opt/rustwide/workdir)`
[INFO] [stderr] links to native library `openssl`
[INFO] [stderr] 
[INFO] [stderr] package `openssl-sys v0.9.60`
[INFO] [stderr]     ... which is depended on by `openssl v0.10.32`
[INFO] [stderr]     ... which is depended on by `irc v0.8.14`
[INFO] [stderr]     ... which is depended on by `chatbot v0.2.3 (/opt/rustwide/workdir)`
[INFO] [stderr] also links to native library `openssl`
[INFO] running `Command { std: "docker" "inspect" "f55d9a58e9781d823aae2717137def9b3e878d45aea5bbf6112b4bf70a661b2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f55d9a58e9781d823aae2717137def9b3e878d45aea5bbf6112b4bf70a661b2b", kill_on_drop: false }`
[INFO] [stdout] f55d9a58e9781d823aae2717137def9b3e878d45aea5bbf6112b4bf70a661b2b