[INFO] cloning repository https://github.com/yodang/http2c
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yodang/http2c" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyodang%2Fhttp2c", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyodang%2Fhttp2c'...
[INFO] [stderr] error: unable to create temporary file: No space left on device
[INFO] [stderr] fatal: failed to write object
[INFO] [stderr] fatal: unpack-objects failed
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/yodang/http2c
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yodang/http2c" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyodang%2Fhttp2c", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyodang%2Fhttp2c'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e8aa5fa276229392c5d4bb4fb6367665a7045b8c
[INFO] checking yodang/http2c against master#9f432d7b44d5c4ac0ce76fed8315ffac8dcab8f9 for pr-124108
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyodang%2Fhttp2c" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yodang/http2c on toolchain 9f432d7b44d5c4ac0ce76fed8315ffac8dcab8f9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9f432d7b44d5c4ac0ce76fed8315ffac8dcab8f9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/yodang/http2c
[INFO] finished tweaking git repo https://github.com/yodang/http2c
[INFO] tweaked toml for git repo https://github.com/yodang/http2c written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/yodang/http2c already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9f432d7b44d5c4ac0ce76fed8315ffac8dcab8f9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9f432d7b44d5c4ac0ce76fed8315ffac8dcab8f9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 664af1d26703f8cdb94ed95f0651db5f285d8a1ec17e46456ba587d328b012ab
[INFO] running `Command { std: "docker" "start" "-a" "664af1d26703f8cdb94ed95f0651db5f285d8a1ec17e46456ba587d328b012ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "664af1d26703f8cdb94ed95f0651db5f285d8a1ec17e46456ba587d328b012ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "664af1d26703f8cdb94ed95f0651db5f285d8a1ec17e46456ba587d328b012ab", kill_on_drop: false }`
[INFO] [stdout] 664af1d26703f8cdb94ed95f0651db5f285d8a1ec17e46456ba587d328b012ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9f432d7b44d5c4ac0ce76fed8315ffac8dcab8f9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0fb8a76b203ab1830137e4d67fabd9d4d2028180e8442120c5f1fdbdc1e2252d
[INFO] running `Command { std: "docker" "start" "-a" "0fb8a76b203ab1830137e4d67fabd9d4d2028180e8442120c5f1fdbdc1e2252d", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.36
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]     Checking futures v0.1.17
[INFO] [stderr]     Checking byteorder v1.2.1
[INFO] [stderr]    Compiling version_check v0.1.3
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]     Checking lazycell v0.6.0
[INFO] [stderr]     Checking slab v0.4.0
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]     Checking scoped-tls v0.1.0
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking smallvec v0.2.1
[INFO] [stderr]     Checking take v0.1.0
[INFO] [stderr]     Checking httparse v1.2.4
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking base64 v0.9.0
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]    Compiling unicase v2.1.0
[INFO] [stderr]     Checking iovec v0.1.1
[INFO] [stderr]     Checking net2 v0.2.31
[INFO] [stderr]     Checking rand v0.3.20
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking time v0.1.39
[INFO] [stderr]     Checking bytes v0.4.6
[INFO] [stderr]     Checking mio v0.6.12
[INFO] [stderr]     Checking mime v0.3.5
[INFO] [stderr]     Checking tokio-io v0.1.4
[INFO] [stderr]     Checking tokio-service v0.1.0
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking relay v0.1.0
[INFO] [stderr]     Checking tokio-core v0.1.12
[INFO] [stderr]     Checking tokio-proto v0.1.1
[INFO] [stderr]     Checking hyper v0.11.15
[INFO] [stderr]     Checking http2c v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `bytes::Bytes`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use bytes::Bytes;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Write`, `self`
[INFO] [stdout]   --> src/main.rs:12:15
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::io::{self, Write};
[INFO] [stdout]    |               ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Header`
[INFO] [stdout]   --> src/main.rs:14:21
[INFO] [stdout]    |
[INFO] [stdout] 14 | use hyper::header::{Header, Protocol, ProtocolName};
[INFO] [stdout]    |                     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bytes::Bytes`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use bytes::Bytes;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Write`, `self`
[INFO] [stdout]   --> src/main.rs:12:15
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::io::{self, Write};
[INFO] [stdout]    |               ^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Header`
[INFO] [stdout]   --> src/main.rs:14:21
[INFO] [stdout]    |
[INFO] [stdout] 14 | use hyper::header::{Header, Protocol, ProtocolName};
[INFO] [stdout]    |                     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `FrameType` is never used
[INFO] [stdout]  --> src/frame.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum FrameType
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `FrameType` is never used
[INFO] [stdout]  --> src/frame.rs:2:10
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub enum FrameType
[INFO] [stdout]   |          ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Http2Frame` is never constructed
[INFO] [stdout]   --> src/frame.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct Http2Frame
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Http2Frame` is never constructed
[INFO] [stdout]   --> src/frame.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct Http2Frame
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     core.run(worker);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 48 |     let _ = core.run(worker);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     core.run(worker);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 48 |     let _ = core.run(worker);
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.04s
[INFO] running `Command { std: "docker" "inspect" "0fb8a76b203ab1830137e4d67fabd9d4d2028180e8442120c5f1fdbdc1e2252d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fb8a76b203ab1830137e4d67fabd9d4d2028180e8442120c5f1fdbdc1e2252d", kill_on_drop: false }`
[INFO] [stdout] 0fb8a76b203ab1830137e4d67fabd9d4d2028180e8442120c5f1fdbdc1e2252d
[INFO] checking yodang/http2c against try#2e5b7739e5167b731ad5eb628f04a54f932f1fe2 for pr-124108
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyodang%2Fhttp2c" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yodang/http2c on toolchain 2e5b7739e5167b731ad5eb628f04a54f932f1fe2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2e5b7739e5167b731ad5eb628f04a54f932f1fe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/yodang/http2c
[INFO] finished tweaking git repo https://github.com/yodang/http2c
[INFO] tweaked toml for git repo https://github.com/yodang/http2c written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/yodang/http2c already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2e5b7739e5167b731ad5eb628f04a54f932f1fe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+2e5b7739e5167b731ad5eb628f04a54f932f1fe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 56e6f2476a51389f884f0646a0d304cb734a41df91ff0baddcb370e74351b209
[INFO] running `Command { std: "docker" "start" "-a" "56e6f2476a51389f884f0646a0d304cb734a41df91ff0baddcb370e74351b209", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "56e6f2476a51389f884f0646a0d304cb734a41df91ff0baddcb370e74351b209", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56e6f2476a51389f884f0646a0d304cb734a41df91ff0baddcb370e74351b209", kill_on_drop: false }`
[INFO] [stdout] 56e6f2476a51389f884f0646a0d304cb734a41df91ff0baddcb370e74351b209
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+2e5b7739e5167b731ad5eb628f04a54f932f1fe2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e4f0f43df3f1ac7efda11ad53f98a733edd287d354761d6a09bb9f6e8b8b176
[INFO] running `Command { std: "docker" "start" "-a" "4e4f0f43df3f1ac7efda11ad53f98a733edd287d354761d6a09bb9f6e8b8b176", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.36
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]     Checking futures v0.1.17
[INFO] [stderr]     Checking byteorder v1.2.1
[INFO] [stderr]    Compiling version_check v0.1.3
[INFO] [stderr]     Checking lazycell v0.6.0
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]     Checking slab v0.4.0
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]     Checking scoped-tls v0.1.0
[INFO] [stderr]     Checking take v0.1.0
[INFO] [stderr]     Checking smallvec v0.2.1
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking base64 v0.9.0
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking httparse v1.2.4
[INFO] [stderr]    Compiling unicase v2.1.0
[INFO] [stderr]     Checking iovec v0.1.1
[INFO] [stderr]     Checking net2 v0.2.31
[INFO] [stderr]     Checking rand v0.3.20
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking time v0.1.39
[INFO] [stderr]     Checking bytes v0.4.6
[INFO] [stderr]     Checking mio v0.6.12
[INFO] [stderr]     Checking mime v0.3.5
[INFO] [stderr]     Checking tokio-service v0.1.0
[INFO] [stderr]     Checking relay v0.1.0
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking tokio-io v0.1.4
[INFO] [stderr]     Checking tokio-core v0.1.12
[INFO] [stderr]     Checking tokio-proto v0.1.1
[INFO] [stderr]     Checking hyper v0.11.15
[INFO] [stdout] error: failed to write to `/opt/rustwide/target/debug/deps/rmeta1U7pIq/lib.rmeta`: No space left on device (os error 28)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hyper` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "4e4f0f43df3f1ac7efda11ad53f98a733edd287d354761d6a09bb9f6e8b8b176", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e4f0f43df3f1ac7efda11ad53f98a733edd287d354761d6a09bb9f6e8b8b176", kill_on_drop: false }`
[INFO] [stdout] 4e4f0f43df3f1ac7efda11ad53f98a733edd287d354761d6a09bb9f6e8b8b176