[INFO] fetching crate tin-summer 1.21.14...
[INFO] checking tin-summer-1.21.14 against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710
[INFO] extracting crate tin-summer 1.21.14 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate tin-summer 1.21.14 on toolchain 07fecb9cf34c4979a772ba38c99d6d9144768413
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4/source/.cargo/config
[INFO] started tweaking crates.io crate tin-summer 1.21.14
[INFO] finished tweaking crates.io crate tin-summer 1.21.14
[INFO] tweaked toml for crates.io crate tin-summer 1.21.14 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate tin-summer 1.21.14 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cli-setup v0.2.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 02199cce56f3b9c2dc50b561aceb82517213ff4a077282f79383cb054b7b63cc
[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" "02199cce56f3b9c2dc50b561aceb82517213ff4a077282f79383cb054b7b63cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02199cce56f3b9c2dc50b561aceb82517213ff4a077282f79383cb054b7b63cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02199cce56f3b9c2dc50b561aceb82517213ff4a077282f79383cb054b7b63cc", kill_on_drop: false }`
[INFO] [stdout] 02199cce56f3b9c2dc50b561aceb82517213ff4a077282f79383cb054b7b63cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e2b1cebfa1f5034033580f9032dfb502af9d1e0af0a59111be45489a1f05cb4
[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" "1e2b1cebfa1f5034033580f9032dfb502af9d1e0af0a59111be45489a1f05cb4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling yaml-rust v0.3.5
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking once_cell v1.6.0
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]     Checking owning_ref v0.4.1
[INFO] [stderr]     Checking arrayvec v0.4.12
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking pad v0.1.6
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling dirs-sys v0.3.5
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]     Checking crossbeam-deque v0.6.3
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling dirs v3.0.1
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]    Compiling cli-setup v0.2.7
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking crossbeam v0.6.0
[INFO] [stderr]    Compiling tin-summer v1.21.14 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.28s
[INFO] running `Command { std: "docker" "inspect" "1e2b1cebfa1f5034033580f9032dfb502af9d1e0af0a59111be45489a1f05cb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e2b1cebfa1f5034033580f9032dfb502af9d1e0af0a59111be45489a1f05cb4", kill_on_drop: false }`
[INFO] [stdout] 1e2b1cebfa1f5034033580f9032dfb502af9d1e0af0a59111be45489a1f05cb4