[INFO] cloning repository https://github.com/aicacia/rs-code_runner
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aicacia/rs-code_runner" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faicacia%2Frs-code_runner", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faicacia%2Frs-code_runner'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 073b0991889bd9b89a804b15d84892a60160cabf
[INFO] checking aicacia/rs-code_runner/073b0991889bd9b89a804b15d84892a60160cabf against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faicacia%2Frs-code_runner" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aicacia/rs-code_runner on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aicacia/rs-code_runner
[INFO] finished tweaking git repo https://github.com/aicacia/rs-code_runner
[INFO] tweaked toml for git repo https://github.com/aicacia/rs-code_runner written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/aicacia/rs-code_runner 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded byteorder v1.2.4
[INFO] [stderr]   Downloaded futures v0.1.23
[INFO] [stderr]   Downloaded serde v1.0.75
[INFO] [stderr]   Downloaded quote v0.6.8
[INFO] [stderr]   Downloaded syn v0.14.9
[INFO] [stderr]   Downloaded serde_derive v1.0.75
[INFO] [stderr]   Downloaded tempfile v3.0.3
[INFO] [stderr]   Downloaded socket2 v0.3.7
[INFO] [stderr]   Downloaded version_check v0.1.4
[INFO] [stderr]   Downloaded lock_api v0.1.3
[INFO] [stderr]   Downloaded tokio-fs v0.1.3
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.6
[INFO] [stderr]   Downloaded tokio-timer v0.2.6
[INFO] [stderr]   Downloaded tokio v0.1.8
[INFO] [stderr]   Downloaded mio-uds v0.6.6
[INFO] [stderr]   Downloaded lazycell v0.6.0
[INFO] [stderr]   Downloaded rand v0.4.3
[INFO] [stderr]   Downloaded itoa v0.4.2
[INFO] [stderr]   Downloaded tokio-uds v0.2.1
[INFO] [stderr]   Downloaded serde_json v1.0.26
[INFO] [stderr]   Downloaded tokio-current-thread v0.1.1
[INFO] [stderr]   Downloaded tokio-executor v0.1.4
[INFO] [stderr]   Downloaded tokio-process v0.2.2
[INFO] [stderr]   Downloaded tokio-tcp v0.1.1
[INFO] [stderr]   Downloaded tokio-io v0.1.8
[INFO] [stderr]   Downloaded tokio-codec v0.1.0
[INFO] [stderr]   Downloaded mio v0.6.15
[INFO] [stderr]   Downloaded parking_lot v0.6.3
[INFO] [stderr]   Downloaded bytes v0.4.9
[INFO] [stderr]   Downloaded tokio-reactor v0.1.4
[INFO] [stderr]   Downloaded parking_lot_core v0.2.14
[INFO] [stderr]   Downloaded log v0.4.4
[INFO] [stderr]   Downloaded ryu v0.2.5
[INFO] [stderr]   Downloaded tokio-signal v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1be8910a4212ea03af62a5d5f80b7b2b9538b8bc469d58dc84f974be6ff7eec2
[INFO] running `Command { std: "docker" "start" "-a" "1be8910a4212ea03af62a5d5f80b7b2b9538b8bc469d58dc84f974be6ff7eec2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1be8910a4212ea03af62a5d5f80b7b2b9538b8bc469d58dc84f974be6ff7eec2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1be8910a4212ea03af62a5d5f80b7b2b9538b8bc469d58dc84f974be6ff7eec2", kill_on_drop: false }`
[INFO] [stdout] 1be8910a4212ea03af62a5d5f80b7b2b9538b8bc469d58dc84f974be6ff7eec2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eac80af3c5f61c583b69168d15be7c0b34082dc0f55802a36a1a04dcca10560e
[INFO] running `Command { std: "docker" "start" "-a" "eac80af3c5f61c583b69168d15be7c0b34082dc0f55802a36a1a04dcca10560e", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling version_check v0.1.4
[INFO] [stderr]     Checking futures v0.1.23
[INFO] [stderr]     Checking log v0.4.4
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking crossbeam-utils v0.5.0
[INFO] [stderr]     Checking byteorder v1.2.4
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking slab v0.4.1
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking rand v0.4.3
[INFO] [stderr]     Checking lazycell v0.6.0
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]     Checking owning_ref v0.3.3
[INFO] [stderr]    Compiling ryu v0.2.5
[INFO] [stderr]    Compiling serde v1.0.75
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]     Checking itoa v0.4.2
[INFO] [stderr]     Checking smallvec v0.6.5
[INFO] [stderr]     Checking tempfile v3.0.3
[INFO] [stderr]     Checking lock_api v0.1.3
[INFO] [stderr]     Checking bytes v0.4.9
[INFO] [stderr]     Checking mio v0.6.15
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking crossbeam-epoch v0.5.2
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking mio-uds v0.6.6
[INFO] [stderr]     Checking crossbeam-deque v0.6.1
[INFO] [stderr]     Checking parking_lot v0.6.3
[INFO] [stderr]     Checking tokio-executor v0.1.4
[INFO] [stderr]     Checking tokio-io v0.1.8
[INFO] [stderr]     Checking tokio-threadpool v0.1.6
[INFO] [stderr]     Checking tokio-timer v0.2.6
[INFO] [stderr]     Checking tokio-current-thread v0.1.1
[INFO] [stderr]     Checking tokio-reactor v0.1.4
[INFO] [stderr]     Checking tokio-codec v0.1.0
[INFO] [stderr]     Checking tokio-udp v0.1.2
[INFO] [stderr]     Checking tokio-signal v0.2.2
[INFO] [stderr]     Checking tokio-tcp v0.1.1
[INFO] [stderr]     Checking tokio-uds v0.2.1
[INFO] [stderr]     Checking tokio-fs v0.1.3
[INFO] [stderr]     Checking tokio-process v0.2.2
[INFO] [stderr]     Checking tokio v0.1.8
[INFO] [stderr]    Compiling serde_derive v1.0.75
[INFO] [stderr]     Checking serde_json v1.0.26
[INFO] [stderr]     Checking code_runner v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `try_from` has been stable since 1.34.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(try_from)]
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `try_from` has been stable since 1.34.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(try_from)]
[INFO] [stdout]   |            ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.60s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.14.9
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 6`
[INFO] running `Command { std: "docker" "inspect" "eac80af3c5f61c583b69168d15be7c0b34082dc0f55802a36a1a04dcca10560e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eac80af3c5f61c583b69168d15be7c0b34082dc0f55802a36a1a04dcca10560e", kill_on_drop: false }`
[INFO] [stdout] eac80af3c5f61c583b69168d15be7c0b34082dc0f55802a36a1a04dcca10560e