[INFO] fetching crate async-h1 2.3.2...
[INFO] checking async-h1-2.3.2 against master#f5f33ec0e0455eefa72fc5567eb1280a4d5ee206 for pr-83312
[INFO] extracting crate async-h1 2.3.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate async-h1 2.3.2 on toolchain f5f33ec0e0455eefa72fc5567eb1280a4d5ee206
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-h1 2.3.2
[INFO] finished tweaking crates.io crate async-h1 2.3.2
[INFO] tweaked toml for crates.io crate async-h1 2.3.2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate async-h1 2.3.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5de4ffc2a76f9b54173749253eb05f6a5a0627edd1dd1e4a2947f04fecec4930
[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" "5de4ffc2a76f9b54173749253eb05f6a5a0627edd1dd1e4a2947f04fecec4930", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5de4ffc2a76f9b54173749253eb05f6a5a0627edd1dd1e4a2947f04fecec4930", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5de4ffc2a76f9b54173749253eb05f6a5a0627edd1dd1e4a2947f04fecec4930", kill_on_drop: false }`
[INFO] [stdout] 5de4ffc2a76f9b54173749253eb05f6a5a0627edd1dd1e4a2947f04fecec4930
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa41d24e34bb0906d596e70736190bfb217c4f3abb7042595958b13d885f06d3
[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" "aa41d24e34bb0906d596e70736190bfb217c4f3abb7042595958b13d885f06d3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]     Checking futures-io v0.3.12
[INFO] [stderr]    Compiling serde_derive v1.0.121
[INFO] [stderr]     Checking futures-core v0.3.12
[INFO] [stderr]    Compiling serde v1.0.121
[INFO] [stderr]     Checking pin-project-lite v0.2.4
[INFO] [stderr]    Compiling log v0.4.13
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]    Compiling http-types v2.10.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]     Checking async-channel v1.5.1
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking futures-lite v1.11.3
[INFO] [stderr]     Checking async-dup v1.2.2
[INFO] [stderr]     Checking pretty_assertions v0.6.1
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking byte-pool v0.2.2
[INFO] [stderr]     Checking async-executor v1.4.0
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking nb-connect v1.0.2
[INFO] [stderr]     Checking polling v2.0.2
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking async-io v1.3.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking async-global-executor v2.0.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling pin-project-internal v1.0.4
[INFO] [stderr]     Checking async-std v1.9.0
[INFO] [stderr]     Checking thiserror v1.0.23
[INFO] [stderr]     Checking pin-project v1.0.4
[INFO] [stderr]     Checking url v2.2.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking serde_qs v0.7.2
[INFO] [stderr]     Checking async-h1 v2.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.92s
[INFO] running `Command { std: "docker" "inspect" "aa41d24e34bb0906d596e70736190bfb217c4f3abb7042595958b13d885f06d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa41d24e34bb0906d596e70736190bfb217c4f3abb7042595958b13d885f06d3", kill_on_drop: false }`
[INFO] [stdout] aa41d24e34bb0906d596e70736190bfb217c4f3abb7042595958b13d885f06d3