[INFO] fetching crate sn0int-signal 0.1.0...
[INFO] checking sn0int-signal-0.1.0 against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714
[INFO] extracting crate sn0int-signal 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate sn0int-signal 0.1.0 on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sn0int-signal 0.1.0
[INFO] finished tweaking crates.io crate sn0int-signal 0.1.0
[INFO] tweaked toml for crates.io crate sn0int-signal 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate sn0int-signal 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--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 actix-threadpool v0.3.2
[INFO] [stderr]   Downloaded flate2 v1.0.14
[INFO] [stderr]   Downloaded actix-macros v0.1.2
[INFO] [stderr]   Downloaded serde_json v1.0.55
[INFO] [stderr]   Downloaded widestring v0.4.2
[INFO] [stderr]   Downloaded actix_derive v0.5.0
[INFO] [stderr]   Downloaded anyhow v1.0.31
[INFO] [stderr]   Downloaded actix-testing v1.0.1
[INFO] [stderr]   Downloaded actix-router v0.2.4
[INFO] [stderr]   Downloaded syn v1.0.31
[INFO] [stderr]   Downloaded actix-web-codegen v0.2.2
[INFO] [stderr]   Downloaded actix v0.9.0
[INFO] [stderr]   Downloaded bytestring v0.1.5
[INFO] [stderr]   Downloaded actix-server v1.0.3
[INFO] [stderr]   Downloaded actix-tls v1.0.0
[INFO] [stderr]   Downloaded async-trait v0.1.35
[INFO] [stderr]   Downloaded enum-as-inner v0.3.2
[INFO] [stderr]   Downloaded trust-dns-proto v0.18.0-alpha.2
[INFO] [stderr]   Downloaded trust-dns-resolver v0.18.0-alpha.2
[INFO] [stderr]   Downloaded actix-connect v1.0.2
[INFO] [stderr]   Downloaded tokio-util v0.2.0
[INFO] [stderr]   Downloaded actix-codec v0.2.0
[INFO] [stderr]   Downloaded actix-utils v1.0.6
[INFO] [stderr]   Downloaded copyless v0.1.5
[INFO] [stderr]   Downloaded proc-macro-nested v0.1.5
[INFO] [stderr]   Downloaded actix-web v2.0.0
[INFO] [stderr]   Downloaded actix-http v1.0.1
[INFO] [stderr]   Downloaded actix-rt v1.1.1
[INFO] [stderr]   Downloaded actix-service v1.0.5
[INFO] [stderr]   Downloaded awc v1.0.1
[INFO] [stderr]   Downloaded derive_more v0.99.7
[INFO] [stderr]   Downloaded pin-project-internal v0.4.20
[INFO] [stderr]   Downloaded pin-project v0.4.20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a92cbcef34b072fef4eaf2e3eb6da1a46e03eea61694172c8deb4d3090770637
[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" "a92cbcef34b072fef4eaf2e3eb6da1a46e03eea61694172c8deb4d3090770637", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a92cbcef34b072fef4eaf2e3eb6da1a46e03eea61694172c8deb4d3090770637", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a92cbcef34b072fef4eaf2e3eb6da1a46e03eea61694172c8deb4d3090770637", kill_on_drop: false }`
[INFO] [stdout] a92cbcef34b072fef4eaf2e3eb6da1a46e03eea61694172c8deb4d3090770637
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ed88021f062fc9b53d0e7807e034dba74b3d7ea9f013f68618cc48c8563100d
[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" "8ed88021f062fc9b53d0e7807e034dba74b3d7ea9f013f68618cc48c8563100d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling serde_json v1.0.55
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]     Checking bytestring v0.1.5
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking backtrace v0.3.48
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking resolv-conf v0.6.3
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]     Checking tokio-util v0.2.0
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking actix-codec v0.2.0
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.20
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling derive_more v0.99.7
[INFO] [stderr]    Compiling actix-macros v0.1.2
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling async-trait v0.1.35
[INFO] [stderr]    Compiling enum-as-inner v0.3.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling actix_derive v0.5.0
[INFO] [stderr]    Compiling actix-web-codegen v0.2.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]    Compiling structopt-derive v0.4.7
[INFO] [stderr]     Checking pin-project v0.4.20
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking structopt v0.3.14
[INFO] [stderr]     Checking actix-threadpool v0.3.2
[INFO] [stderr]     Checking serde v1.0.111
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking actix-rt v1.1.1
[INFO] [stderr]     Checking actix-service v1.0.5
[INFO] [stderr]     Checking h2 v0.2.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking trust-dns-proto v0.18.0-alpha.2
[INFO] [stderr]     Checking actix-utils v1.0.6
[INFO] [stderr]     Checking actix-server v1.0.3
[INFO] [stderr]     Checking actix-tls v1.0.0
[INFO] [stderr]     Checking trust-dns-resolver v0.18.0-alpha.2
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking actix-router v0.2.4
[INFO] [stderr]     Checking actix-testing v1.0.1
[INFO] [stderr]     Checking actix-connect v1.0.2
[INFO] [stderr]     Checking actix-http v1.0.1
[INFO] [stderr]     Checking awc v1.0.1
[INFO] [stderr]     Checking actix v0.9.0
[INFO] [stderr]     Checking actix-web v2.0.0
[INFO] [stderr]     Checking sn0int-signal v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 05s
[INFO] running `Command { std: "docker" "inspect" "8ed88021f062fc9b53d0e7807e034dba74b3d7ea9f013f68618cc48c8563100d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ed88021f062fc9b53d0e7807e034dba74b3d7ea9f013f68618cc48c8563100d", kill_on_drop: false }`
[INFO] [stdout] 8ed88021f062fc9b53d0e7807e034dba74b3d7ea9f013f68618cc48c8563100d