[INFO] fetching crate uclient 0.2.3...
[INFO] testing uclient-0.2.3 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate uclient 0.2.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate uclient 0.2.3 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 uclient 0.2.3
[INFO] finished tweaking crates.io crate uclient 0.2.3
[INFO] tweaked toml for crates.io crate uclient 0.2.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate uclient 0.2.3 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]  Downloading crates ...
[INFO] [stderr]   Downloaded maybe-async v0.2.6
[INFO] [stderr]   Downloaded hyper v0.14.8
[INFO] [stderr]   Downloaded unicode-normalization v0.1.18
[INFO] [stderr]   Downloaded concat-reader v0.1.0
[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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 38e6599115ec8d09d838db435c5a0158d9cb6af43a52a793913d1d55aac8e76e
[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" "38e6599115ec8d09d838db435c5a0158d9cb6af43a52a793913d1d55aac8e76e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38e6599115ec8d09d838db435c5a0158d9cb6af43a52a793913d1d55aac8e76e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38e6599115ec8d09d838db435c5a0158d9cb6af43a52a793913d1d55aac8e76e", kill_on_drop: false }`
[INFO] [stdout] 38e6599115ec8d09d838db435c5a0158d9cb6af43a52a793913d1d55aac8e76e
[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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 72c12fc76962fd37b8aa1ef47ca2159dacdf9e2f99a4abdcf4481c1cff9cf2c2
[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" "72c12fc76962fd37b8aa1ef47ca2159dacdf9e2f99a4abdcf4481c1cff9cf2c2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling httparse v1.4.1
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]    Compiling buf-read-ext v0.4.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling concat-reader v0.1.0
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.7
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling tinyvec v1.2.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.5
[INFO] [stderr]    Compiling http v0.2.4
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling unicode-normalization v0.1.18
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling mime_guess v1.8.8
[INFO] [stderr]    Compiling textnonce v1.0.0
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling ctor v0.1.20
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling maybe-async v0.2.6
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling thiserror v1.0.25
[INFO] [stderr]    Compiling hyper v0.10.16
[INFO] [stderr]    Compiling mime_multipart v0.6.0
[INFO] [stderr]    Compiling uclient v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 06s
[INFO] running `Command { std: "docker" "inspect" "72c12fc76962fd37b8aa1ef47ca2159dacdf9e2f99a4abdcf4481c1cff9cf2c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72c12fc76962fd37b8aa1ef47ca2159dacdf9e2f99a4abdcf4481c1cff9cf2c2", kill_on_drop: false }`
[INFO] [stdout] 72c12fc76962fd37b8aa1ef47ca2159dacdf9e2f99a4abdcf4481c1cff9cf2c2
[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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 13bc119fb0f3a61e4b19b602ff3cc69c7bc4d908ade76f67eb0569d807e1933e
[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" "13bc119fb0f3a61e4b19b602ff3cc69c7bc4d908ade76f67eb0569d807e1933e", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling futures-io v0.3.15
[INFO] [stderr]    Compiling fastrand v1.4.1
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling tokio v1.6.1
[INFO] [stderr]    Compiling socket2 v0.4.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling tokio-macros v1.2.0
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling polling v2.0.3
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling pretty_assertions v0.7.2
[INFO] [stderr]    Compiling futures-lite v1.11.3
[INFO] [stderr]    Compiling async-channel v1.6.1
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling async-executor v1.4.1
[INFO] [stderr]    Compiling async-io v1.4.1
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling async-global-executor v2.0.2
[INFO] [stderr]    Compiling async-std v1.9.0
[INFO] [stderr]    Compiling env_logger v0.8.3
[INFO] [stderr]    Compiling uclient v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 56.38s
[INFO] running `Command { std: "docker" "inspect" "13bc119fb0f3a61e4b19b602ff3cc69c7bc4d908ade76f67eb0569d807e1933e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13bc119fb0f3a61e4b19b602ff3cc69c7bc4d908ade76f67eb0569d807e1933e", kill_on_drop: false }`
[INFO] [stdout] 13bc119fb0f3a61e4b19b602ff3cc69c7bc4d908ade76f67eb0569d807e1933e
[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" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3a32d0d09dcfbf9152f2c1908b9befda6167c4c46282a31d728461f37d50dc58
[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" "3a32d0d09dcfbf9152f2c1908b9befda6167c4c46282a31d728461f37d50dc58", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/uclient-8b98973872aacdc4)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[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] [stderr]    Doc-tests uclient
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[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" "3a32d0d09dcfbf9152f2c1908b9befda6167c4c46282a31d728461f37d50dc58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a32d0d09dcfbf9152f2c1908b9befda6167c4c46282a31d728461f37d50dc58", kill_on_drop: false }`
[INFO] [stdout] 3a32d0d09dcfbf9152f2c1908b9befda6167c4c46282a31d728461f37d50dc58