[INFO] fetching crate fastar 0.1.5...
[INFO] testing fastar-0.1.5 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate fastar 0.1.5 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate fastar 0.1.5 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fastar 0.1.5
[INFO] finished tweaking crates.io crate fastar 0.1.5
[INFO] tweaked toml for crates.io crate fastar 0.1.5 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate fastar 0.1.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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 tar v0.4.33
[INFO] [stderr]   Downloaded case v0.1.0
[INFO] [stderr]   Downloaded synom v0.11.3
[INFO] [stderr]   Downloaded derive-error v0.0.5
[INFO] [stderr]   Downloaded nix v0.20.0
[INFO] [stderr]   Downloaded crc v1.8.1
[INFO] [stderr]   Downloaded build_const v0.2.1
[INFO] [stderr]   Downloaded btrfs2 v1.2.2
[INFO] [stderr]   Downloaded nix v0.8.1
[INFO] [stderr]   Downloaded mnt v0.3.1
[INFO] [stderr]   Downloaded uuid v0.3.1
[INFO] [stderr]   Downloaded bitflags v0.7.0
[INFO] [stderr]   Downloaded unicode-xid v0.0.4
[INFO] [stderr]   Downloaded syn v0.11.11
[INFO] [stderr]   Downloaded quote v0.3.15
[INFO] [stderr]   Downloaded platter-walk v0.1.3
[INFO] [stderr]   Downloaded minilzo v0.1.2
[INFO] [stderr]   Downloaded reapfrog v0.2.0
[INFO] [stderr]   Downloaded minilzo-sys v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef704b4e9029f7c370124dcb5ca2a8991d63b0b625d23ee2cf7cba024d531fa0
[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" "ef704b4e9029f7c370124dcb5ca2a8991d63b0b625d23ee2cf7cba024d531fa0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef704b4e9029f7c370124dcb5ca2a8991d63b0b625d23ee2cf7cba024d531fa0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef704b4e9029f7c370124dcb5ca2a8991d63b0b625d23ee2cf7cba024d531fa0", kill_on_drop: false }`
[INFO] [stdout] ef704b4e9029f7c370124dcb5ca2a8991d63b0b625d23ee2cf7cba024d531fa0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32e6d750f5407f048512d1b08ea0467894eb7c3c401c0924458ac4cd304539af
[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" "32e6d750f5407f048512d1b08ea0467894eb7c3c401c0924458ac4cd304539af", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.90
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling uuid v0.3.1
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling case v0.1.0
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling derive-error v0.0.5
[INFO] [stderr]    Compiling minilzo-sys v0.1.0
[INFO] [stderr]    Compiling nix v0.8.1
[INFO] [stderr]    Compiling mnt v0.3.1
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling filetime v0.2.14
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling reapfrog v0.2.0
[INFO] [stderr]    Compiling nix v0.20.0
[INFO] [stderr]    Compiling minilzo v0.1.2
[INFO] [stderr]    Compiling flate2 v0.2.20
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling tar v0.4.33
[INFO] [stderr]    Compiling btrfs2 v1.2.2
[INFO] [stderr]    Compiling platter-walk v0.1.3
[INFO] [stderr]    Compiling fastar v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.24s
[INFO] running `Command { std: "docker" "inspect" "32e6d750f5407f048512d1b08ea0467894eb7c3c401c0924458ac4cd304539af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32e6d750f5407f048512d1b08ea0467894eb7c3c401c0924458ac4cd304539af", kill_on_drop: false }`
[INFO] [stdout] 32e6d750f5407f048512d1b08ea0467894eb7c3c401c0924458ac4cd304539af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf2252f5f18dc5a8777abeb2ef5aeb5c24188e7e39d9c92cbfb9cc777518dc55
[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" "cf2252f5f18dc5a8777abeb2ef5aeb5c24188e7e39d9c92cbfb9cc777518dc55", kill_on_drop: false }`
[INFO] [stderr]    Compiling fastar v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `Command { std: "docker" "inspect" "cf2252f5f18dc5a8777abeb2ef5aeb5c24188e7e39d9c92cbfb9cc777518dc55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf2252f5f18dc5a8777abeb2ef5aeb5c24188e7e39d9c92cbfb9cc777518dc55", kill_on_drop: false }`
[INFO] [stdout] cf2252f5f18dc5a8777abeb2ef5aeb5c24188e7e39d9c92cbfb9cc777518dc55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0ade2faa4f8412a6496c93712df4e72889da1a4d2d53f5ecb49b6344ce1ac0a2
[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" "0ade2faa4f8412a6496c93712df4e72889da1a4d2d53f5ecb49b6344ce1ac0a2", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fastar-d6bb73cc7dcb7593)
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0ade2faa4f8412a6496c93712df4e72889da1a4d2d53f5ecb49b6344ce1ac0a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ade2faa4f8412a6496c93712df4e72889da1a4d2d53f5ecb49b6344ce1ac0a2", kill_on_drop: false }`
[INFO] [stdout] 0ade2faa4f8412a6496c93712df4e72889da1a4d2d53f5ecb49b6344ce1ac0a2