[INFO] fetching crate rty 0.2.2...
[INFO] checking rty-0.2.2 against try#15a786332e2f0dd343b226ab6bb8ec028a350f73 for pr-81782
[INFO] extracting crate rty 0.2.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate rty 0.2.2 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 rty 0.2.2
[INFO] finished tweaking crates.io crate rty 0.2.2
[INFO] tweaked toml for crates.io crate rty 0.2.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate rty 0.2.2 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 assert_cmd v1.0.1
[INFO] [stderr]   Downloaded derive-new v0.5.8
[INFO] [stderr]   Downloaded derive_more v0.99.9
[INFO] [stderr]   Downloaded async-trait v0.1.37
[INFO] [stderr]   Downloaded apply v0.2.2
[INFO] [stderr]   Downloaded derive-getters v0.1.0
[INFO] [stderr]   Downloaded test-case v1.0.0
[INFO] [stderr]   Downloaded predicates v1.0.5
[INFO] [stderr]   Downloaded syn v1.0.36
[INFO] [stderr]   Downloaded float-cmp v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] ad6a86c19f7fd78f07026f489c27d5be0027866bb7d33dee94f5e6606ed48892
[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" "ad6a86c19f7fd78f07026f489c27d5be0027866bb7d33dee94f5e6606ed48892", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad6a86c19f7fd78f07026f489c27d5be0027866bb7d33dee94f5e6606ed48892", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad6a86c19f7fd78f07026f489c27d5be0027866bb7d33dee94f5e6606ed48892", kill_on_drop: false }`
[INFO] [stdout] ad6a86c19f7fd78f07026f489c27d5be0027866bb7d33dee94f5e6606ed48892
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stdout] 899ccb89975511101a323ff0b07ee48632be41e5f7c7d9442c894bd887bea3e0
[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" "899ccb89975511101a323ff0b07ee48632be41e5f7c7d9442c894bd887bea3e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.36
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking predicates-core v1.0.0
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking pin-project-lite v0.1.7
[INFO] [stderr]     Checking treeline v0.1.0
[INFO] [stderr]     Checking normalize-line-endings v0.3.0
[INFO] [stderr]     Checking apply v0.2.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking predicates-tree v1.0.0
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]    Compiling test-case v1.0.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking signal-hook-registry v1.2.1
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking float-cmp v0.8.0
[INFO] [stderr]     Checking predicates v1.0.5
[INFO] [stderr]     Checking assert_cmd v1.0.1
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling async-trait v0.1.37
[INFO] [stderr]    Compiling derive-new v0.5.8
[INFO] [stderr]    Compiling derive_more v0.99.9
[INFO] [stderr]    Compiling derive-getters v0.1.0
[INFO] [stderr]     Checking tokio v0.2.22
[INFO] [stderr]     Checking pin-project v0.4.23
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking rty v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 22s
[INFO] running `Command { std: "docker" "inspect" "899ccb89975511101a323ff0b07ee48632be41e5f7c7d9442c894bd887bea3e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "899ccb89975511101a323ff0b07ee48632be41e5f7c7d9442c894bd887bea3e0", kill_on_drop: false }`
[INFO] [stdout] 899ccb89975511101a323ff0b07ee48632be41e5f7c7d9442c894bd887bea3e0