[INFO] fetching crate intention_tester 0.1.1...
[INFO] testing intention_tester-0.1.1 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237
[INFO] extracting crate intention_tester 0.1.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate intention_tester 0.1.1
[INFO] finished tweaking crates.io crate intention_tester 0.1.1
[INFO] tweaked toml for crates.io crate intention_tester 0.1.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate intention_tester 0.1.1 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 234 packages to latest compatible versions
[INFO] [stderr]       Adding env_logger v0.6.2 (available: v0.11.8)
[INFO] [stderr]       Adding hyper v0.12.36 (available: v1.7.0)
[INFO] [stderr]       Adding reqwest v0.9.24 (available: v0.12.23)
[INFO] [stderr]       Adding structopt v0.2.18 (available: v0.3.26)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 554302463b66d2eaa672735d91d601d2a59f468d6b29201e797b26972c543d03
[INFO] running `Command { std: "docker" "start" "-a" "554302463b66d2eaa672735d91d601d2a59f468d6b29201e797b26972c543d03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "554302463b66d2eaa672735d91d601d2a59f468d6b29201e797b26972c543d03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "554302463b66d2eaa672735d91d601d2a59f468d6b29201e797b26972c543d03", kill_on_drop: false }`
[INFO] [stdout] 554302463b66d2eaa672735d91d601d2a59f468d6b29201e797b26972c543d03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a63271f2b011d8b0bfb5220a76f15327dc85af940b4936c4d41236d40ad1171
[INFO] running `Command { std: "docker" "start" "-a" "0a63271f2b011d8b0bfb5220a76f15327dc85af940b4936c4d41236d40ad1171", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling gimli v0.31.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling hyper v0.12.36
[INFO] [stderr]    Compiling rustc-demangle v0.1.26
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling url v2.5.7
[INFO] [stderr]    Compiling openssl v0.10.73
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr] error: could not compile `tokio-threadpool` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/bin/rustc --crate-name tokio_threadpool --edition=2015 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-threadpool-0.1.18/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=66e26f923b40a655 -C extra-filename=-333a558d097c25af --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern crossbeam_deque=/opt/rustwide/target/debug/deps/libcrossbeam_deque-a378470aa8d464d5.rmeta --extern crossbeam_queue=/opt/rustwide/target/debug/deps/libcrossbeam_queue-97a173e20820f9a4.rmeta --extern crossbeam_utils=/opt/rustwide/target/debug/deps/libcrossbeam_utils-63589bad6245dd4d.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-913a08ae22c1a7f6.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-b3603208c0de2608.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-28f8cc0684f4f944.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-2b1920751b107fac.rmeta --extern slab=/opt/rustwide/target/debug/deps/libslab-8c0cbfb396425d81.rmeta --extern tokio_executor=/opt/rustwide/target/debug/deps/libtokio_executor-1c580ddacb8fc3e0.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "0a63271f2b011d8b0bfb5220a76f15327dc85af940b4936c4d41236d40ad1171", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a63271f2b011d8b0bfb5220a76f15327dc85af940b4936c4d41236d40ad1171", kill_on_drop: false }`
[INFO] [stdout] 0a63271f2b011d8b0bfb5220a76f15327dc85af940b4936c4d41236d40ad1171