[INFO] cloning repository https://github.com/jracollins/xactor-issue-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jracollins/xactor-issue-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjracollins%2Fxactor-issue-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjracollins%2Fxactor-issue-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2b1798a2a23aff16cd719fcc61631cb9e031b506
[INFO] checking jracollins/xactor-issue-example against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjracollins%2Fxactor-issue-example" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jracollins/xactor-issue-example on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jracollins/xactor-issue-example
[INFO] finished tweaking git repo https://github.com/jracollins/xactor-issue-example
[INFO] tweaked toml for git repo https://github.com/jracollins/xactor-issue-example written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/jracollins/xactor-issue-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "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 xactor-derive v0.7.1
[INFO] [stderr]   Downloaded cache-padded v1.1.0
[INFO] [stderr]   Downloaded js-sys v0.3.41
[INFO] [stderr]   Downloaded anyhow v1.0.31
[INFO] [stderr]   Downloaded kv-log-macro v1.0.6
[INFO] [stderr]   Downloaded parking v1.0.3
[INFO] [stderr]   Downloaded fastrand v1.3.2
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.64
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.64
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.64
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.64
[INFO] [stderr]   Downloaded web-sys v0.3.41
[INFO] [stderr]   Downloaded xactor v0.7.3
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.14
[INFO] [stderr]   Downloaded blocking v0.4.6
[INFO] [stderr]   Downloaded concurrent-queue v1.1.1
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bf91fd482d6bdc86c8f0090b0b5feec0d5915484fea42321f62a5f2532f0f02c
[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" "bf91fd482d6bdc86c8f0090b0b5feec0d5915484fea42321f62a5f2532f0f02c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf91fd482d6bdc86c8f0090b0b5feec0d5915484fea42321f62a5f2532f0f02c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf91fd482d6bdc86c8f0090b0b5feec0d5915484fea42321f62a5f2532f0f02c", kill_on_drop: false }`
[INFO] [stdout] bf91fd482d6bdc86c8f0090b0b5feec0d5915484fea42321f62a5f2532f0f02c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f07bc904dd3b3679e98e35f85634483a3f87cb5b5959b156943c1606a0c72dc5
[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" "f07bc904dd3b3679e98e35f85634483a3f87cb5b5959b156943c1606a0c72dc5", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking waker-fn v1.0.0
[INFO] [stderr]     Checking cache-padded v1.1.0
[INFO] [stderr]     Checking parking v1.0.3
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]     Checking fastrand v1.3.2
[INFO] [stderr]     Checking async-task v3.0.0
[INFO] [stderr]     Checking pin-project-lite v0.1.7
[INFO] [stderr]     Checking concurrent-queue v1.1.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking kv-log-macro v1.0.6
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]    Compiling async-trait v0.1.36
[INFO] [stderr]    Compiling xactor-derive v0.7.1
[INFO] [stderr]     Checking pin-project v0.4.22
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking blocking v0.4.6
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking smol v0.1.18
[INFO] [stderr]     Checking async-std v1.6.2
[INFO] [stderr]     Checking xactor v0.7.3
[INFO] [stderr]     Checking xactor-issue v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.87s
[INFO] running `Command { std: "docker" "inspect" "f07bc904dd3b3679e98e35f85634483a3f87cb5b5959b156943c1606a0c72dc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f07bc904dd3b3679e98e35f85634483a3f87cb5b5959b156943c1606a0c72dc5", kill_on_drop: false }`
[INFO] [stdout] f07bc904dd3b3679e98e35f85634483a3f87cb5b5959b156943c1606a0c72dc5