[INFO] fetching crate tokio-serde-json 0.3.0...
[INFO] testing tokio-serde-json-0.3.0 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate tokio-serde-json 0.3.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate tokio-serde-json 0.3.0 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tokio-serde-json 0.3.0
[INFO] finished tweaking crates.io crate tokio-serde-json 0.3.0
[INFO] tweaked toml for crates.io crate tokio-serde-json 0.3.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate tokio-serde-json 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]   Downloaded futures-io-preview v0.3.0-alpha.19
[INFO] [stderr]   Downloaded futures-sink-preview v0.3.0-alpha.19
[INFO] [stderr]   Downloaded tokio-macros v0.2.0-alpha.6
[INFO] [stderr]   Downloaded futures-executor-preview v0.3.0-alpha.19
[INFO] [stderr]   Downloaded futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]   Downloaded futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]   Downloaded tokio-fs v0.2.0-alpha.6
[INFO] [stderr]   Downloaded num_cpus v1.10.1
[INFO] [stderr]   Downloaded tokio v0.2.0-alpha.6
[INFO] [stderr]   Downloaded tokio-executor v0.2.0-alpha.6
[INFO] [stderr]   Downloaded serde_json v1.0.41
[INFO] [stderr]   Downloaded bitflags v1.2.0
[INFO] [stderr]   Downloaded serde v1.0.101
[INFO] [stderr]   Downloaded tokio-codec v0.2.0-alpha.6
[INFO] [stderr]   Downloaded arrayvec v0.4.11
[INFO] [stderr]   Downloaded tracing-attributes v0.1.4
[INFO] [stderr]   Downloaded tracing v0.1.9
[INFO] [stderr]   Downloaded lock_api v0.3.1
[INFO] [stderr]   Downloaded smallvec v0.6.10
[INFO] [stderr]   Downloaded crossbeam-epoch v0.7.2
[INFO] [stderr]   Downloaded tokio-sync v0.2.0-alpha.6
[INFO] [stderr]   Downloaded memoffset v0.5.1
[INFO] [stderr]   Downloaded tokio-timer v0.3.0-alpha.6
[INFO] [stderr]   Downloaded proc-macro2 v1.0.5
[INFO] [stderr]   Downloaded tokio-serde v0.4.0
[INFO] [stderr]   Downloaded pin-project-internal v0.4.2
[INFO] [stderr]   Downloaded tokio-io v0.2.0-alpha.6
[INFO] [stderr]   Downloaded tracing-core v0.1.6
[INFO] [stderr]   Downloaded mio v0.6.19
[INFO] [stderr]   Downloaded futures-preview v0.3.0-alpha.19
[INFO] [stderr]   Downloaded tokio-net v0.2.0-alpha.6
[INFO] [stderr]   Downloaded pin-project v0.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9ffb90c67b62f2399ffaff17b06c43848cec1fe09111dec00b94addece1a2655
[INFO] running `Command { std: "docker" "start" "-a" "9ffb90c67b62f2399ffaff17b06c43848cec1fe09111dec00b94addece1a2655", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ffb90c67b62f2399ffaff17b06c43848cec1fe09111dec00b94addece1a2655", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ffb90c67b62f2399ffaff17b06c43848cec1fe09111dec00b94addece1a2655", kill_on_drop: false }`
[INFO] [stdout] 9ffb90c67b62f2399ffaff17b06c43848cec1fe09111dec00b94addece1a2655
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc35bfa39778900b962c397a7d06306e342c16855748a98c7ecf88f7a8f6b40a
[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" "dc35bfa39778900b962c397a7d06306e342c16855748a98c7ecf88f7a8f6b40a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling proc-macro2 v1.0.5
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling futures-sink-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling futures-io-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling pin-project-internal v0.4.2
[INFO] [stderr]    Compiling pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling itoa v0.4.4
[INFO] [stderr]    Compiling futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling futures-util-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling futures-executor-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling futures-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling serde_json v1.0.41
[INFO] [stderr]    Compiling pin-project v0.4.2
[INFO] [stderr]    Compiling tokio-serde v0.4.0
[INFO] [stderr]    Compiling tokio-serde-json v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.43s
[INFO] running `Command { std: "docker" "inspect" "dc35bfa39778900b962c397a7d06306e342c16855748a98c7ecf88f7a8f6b40a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc35bfa39778900b962c397a7d06306e342c16855748a98c7ecf88f7a8f6b40a", kill_on_drop: false }`
[INFO] [stdout] dc35bfa39778900b962c397a7d06306e342c16855748a98c7ecf88f7a8f6b40a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2c57d4a7bea9fa413b1323f6d1cf1b1d70dff6bd11c07cb8770b3174aa9dcee3
[INFO] running `Command { std: "docker" "start" "-a" "2c57d4a7bea9fa413b1323f6d1cf1b1d70dff6bd11c07cb8770b3174aa9dcee3", 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]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling scopeguard v1.0.0
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling smallvec v0.6.10
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling tokio-sync v0.2.0-alpha.6
[INFO] [stderr]    Compiling memoffset v0.5.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.4
[INFO] [stderr]    Compiling tokio-macros v0.2.0-alpha.6
[INFO] [stderr]    Compiling lock_api v0.3.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling tracing-core v0.1.6
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling tokio-io v0.2.0-alpha.6
[INFO] [stderr]    Compiling mio v0.6.19
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling crossbeam-channel v0.3.9
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.2
[INFO] [stderr]    Compiling tokio-codec v0.2.0-alpha.6
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling tracing v0.1.9
[INFO] [stderr]    Compiling tokio-executor v0.2.0-alpha.6
[INFO] [stderr]    Compiling tokio-net v0.2.0-alpha.6
[INFO] [stderr]    Compiling tokio-fs v0.2.0-alpha.6
[INFO] [stderr]    Compiling tokio-timer v0.3.0-alpha.6
[INFO] [stderr]    Compiling tokio v0.2.0-alpha.6
[INFO] [stderr]    Compiling tokio-serde-json v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 25.84s
[INFO] running `Command { std: "docker" "inspect" "2c57d4a7bea9fa413b1323f6d1cf1b1d70dff6bd11c07cb8770b3174aa9dcee3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c57d4a7bea9fa413b1323f6d1cf1b1d70dff6bd11c07cb8770b3174aa9dcee3", kill_on_drop: false }`
[INFO] [stdout] 2c57d4a7bea9fa413b1323f6d1cf1b1d70dff6bd11c07cb8770b3174aa9dcee3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 503a7358e69253a666b90798fb8b791cc9b412b01e7c5f249c47cd8d9015b80e
[INFO] running `Command { std: "docker" "start" "-a" "503a7358e69253a666b90798fb8b791cc9b412b01e7c5f249c47cd8d9015b80e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tokio_serde_json-8a006530db0eed13
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests tokio-serde-json
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 15) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "503a7358e69253a666b90798fb8b791cc9b412b01e7c5f249c47cd8d9015b80e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "503a7358e69253a666b90798fb8b791cc9b412b01e7c5f249c47cd8d9015b80e", kill_on_drop: false }`
[INFO] [stdout] 503a7358e69253a666b90798fb8b791cc9b412b01e7c5f249c47cd8d9015b80e
