[INFO] cloning repository https://github.com/DHTMLX/json2excel
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DHTMLX/json2excel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDHTMLX%2Fjson2excel", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDHTMLX%2Fjson2excel'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0883d33aae397ac9fdca11967511115130874274
[INFO] checking DHTMLX/json2excel against try#b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 for pr-79470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDHTMLX%2Fjson2excel" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DHTMLX/json2excel on toolchain b2f80f6008cdafc35b4472bd46afa16cc6b0cd63
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DHTMLX/json2excel
[INFO] finished tweaking git repo https://github.com/DHTMLX/json2excel
[INFO] tweaked toml for git repo https://github.com/DHTMLX/json2excel written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/DHTMLX/json2excel already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] Downloading crates ...
[INFO] [stderr] Downloaded zip v0.5.1
[INFO] [stderr] Downloaded wasm-bindgen-macro v0.2.40
[INFO] [stderr] Downloaded wasm-bindgen-backend v0.2.40
[INFO] [stderr] Downloaded wasm-bindgen v0.2.40
[INFO] [stderr] Downloaded bumpalo v2.2.2
[INFO] [stderr] Downloaded wasm-bindgen-macro-support v0.2.40
[INFO] [stderr] Downloaded wasm-bindgen-shared v0.2.40
[INFO] [stderr] Downloaded libflate v0.1.21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "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] b63fa8c8a1ec9bf2e31684ef8250ea912c1c337798afb5b5afd1efa7c471e33d
[INFO] running `Command { std: "docker" "start" "-a" "b63fa8c8a1ec9bf2e31684ef8250ea912c1c337798afb5b5afd1efa7c471e33d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b63fa8c8a1ec9bf2e31684ef8250ea912c1c337798afb5b5afd1efa7c471e33d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b63fa8c8a1ec9bf2e31684ef8250ea912c1c337798afb5b5afd1efa7c471e33d", kill_on_drop: false }`
[INFO] [stdout] b63fa8c8a1ec9bf2e31684ef8250ea912c1c337798afb5b5afd1efa7c471e33d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 467ee9784447fa8253abc7a2c6dce23284f7f019fc768af21d16dcea01ab1527
[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" "467ee9784447fa8253abc7a2c6dce23284f7f019fc768af21d16dcea01ab1527", kill_on_drop: false }`
[INFO] [stderr] Compiling proc-macro2 v0.4.27
[INFO] [stderr] Compiling unicode-xid v0.1.0
[INFO] [stderr] Compiling syn v0.15.29
[INFO] [stderr] Compiling wasm-bindgen-shared v0.2.40
[INFO] [stderr] Compiling cfg-if v0.1.7
[INFO] [stderr] Compiling crc32fast v1.2.0
[INFO] [stderr] Compiling serde v1.0.89
[INFO] [stderr] Compiling byteorder v1.3.1
[INFO] [stderr] Compiling lazy_static v1.3.0
[INFO] [stderr] Compiling ryu v0.2.7
[INFO] [stderr] Compiling bumpalo v2.2.2
[INFO] [stderr] Checking itoa v0.4.3
[INFO] [stderr] Compiling wasm-bindgen v0.2.40
[INFO] [stderr] Checking podio v0.1.6
[INFO] [stderr] Compiling log v0.4.6
[INFO] [stderr] Checking libflate v0.1.21
[INFO] [stderr] Compiling quote v0.6.11
[INFO] [stderr] Checking zip v0.5.1
[INFO] [stderr] Checking serde_json v1.0.39
[INFO] [stderr] Compiling wasm-bindgen-backend v0.2.40
[INFO] [stderr] Compiling serde_derive v1.0.89
[INFO] [stderr] Compiling wasm-bindgen-macro-support v0.2.40
[INFO] [stderr] Compiling wasm-bindgen-macro v0.2.40
[INFO] [stderr] Checking xlsx_import v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 45.30s
[INFO] running `Command { std: "docker" "inspect" "467ee9784447fa8253abc7a2c6dce23284f7f019fc768af21d16dcea01ab1527", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "467ee9784447fa8253abc7a2c6dce23284f7f019fc768af21d16dcea01ab1527", kill_on_drop: false }`
[INFO] [stdout] 467ee9784447fa8253abc7a2c6dce23284f7f019fc768af21d16dcea01ab1527