[INFO] fetching crate cfx-server 0.1.0...
[INFO] checking cfx-server-0.1.0 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate cfx-server 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate cfx-server 0.1.0 on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cfx-server 0.1.0
[INFO] finished tweaking crates.io crate cfx-server 0.1.0
[INFO] tweaked toml for crates.io crate cfx-server 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 32 packages to latest compatible versions
[INFO] [stderr]       Adding cfx-wasm-rt-types v0.1.0 (latest: v0.2.0)
[INFO] [stderr]       Adding rmp-serde v0.15.5 (latest: v1.3.0)
[INFO] [stderr]       Adding rustc-hash v1.1.0 (latest: v2.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cfx-wasm-rt-types v0.1.0
[INFO] [stderr]   Downloaded cfx-core v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e559f96737cc87e36a4439e03e870598283109daea12c7a3b4cb37d73576eb69
[INFO] running `Command { std: "docker" "start" "-a" "e559f96737cc87e36a4439e03e870598283109daea12c7a3b4cb37d73576eb69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e559f96737cc87e36a4439e03e870598283109daea12c7a3b4cb37d73576eb69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e559f96737cc87e36a4439e03e870598283109daea12c7a3b4cb37d73576eb69", kill_on_drop: false }`
[INFO] [stdout] e559f96737cc87e36a4439e03e870598283109daea12c7a3b4cb37d73576eb69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed360d1f1a0e59232c9341fefe03766a3a78debdd80bb39652fe6c15fa9ad921
[INFO] running `Command { std: "docker" "start" "-a" "ed360d1f1a0e59232c9341fefe03766a3a78debdd80bb39652fe6c15fa9ad921", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking rmp v0.8.14
[INFO] [stderr]    Compiling serde_derive v1.0.209
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling async-stream-impl v0.3.5
[INFO] [stderr]     Checking async-stream v0.3.5
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking serde v1.0.209
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking rmp-serde v0.15.5
[INFO] [stderr]     Checking serde_bytes v0.11.15
[INFO] [stderr]     Checking cfx-wasm-rt-types v0.1.0
[INFO] [stderr]     Checking cfx-core v0.1.0
[INFO] [stderr]     Checking cfx-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `cfx_core::types::ToMessagePack`
[INFO] [stdout]  --> src/natives.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use cfx_core::types::ToMessagePack;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cfx_core::types::ToMessagePack`
[INFO] [stdout]  --> src/natives.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use cfx_core::types::ToMessagePack;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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 12.45s
[INFO] running `Command { std: "docker" "inspect" "ed360d1f1a0e59232c9341fefe03766a3a78debdd80bb39652fe6c15fa9ad921", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed360d1f1a0e59232c9341fefe03766a3a78debdd80bb39652fe6c15fa9ad921", kill_on_drop: false }`
[INFO] [stdout] ed360d1f1a0e59232c9341fefe03766a3a78debdd80bb39652fe6c15fa9ad921
[INFO] checking cfx-server-0.1.0 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] extracting crate cfx-server 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate cfx-server 0.1.0 on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cfx-server 0.1.0
[INFO] finished tweaking crates.io crate cfx-server 0.1.0
[INFO] tweaked toml for crates.io crate cfx-server 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 32 packages to latest compatible versions
[INFO] [stderr]       Adding cfx-wasm-rt-types v0.1.0 (latest: v0.2.0)
[INFO] [stderr]       Adding rmp-serde v0.15.5 (latest: v1.3.0)
[INFO] [stderr]       Adding rustc-hash v1.1.0 (latest: v2.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6ea4f3ff106ecd54ae0a358f1a69a21ecf41cf58010ea1ce2986223b3a18507d
[INFO] running `Command { std: "docker" "start" "-a" "6ea4f3ff106ecd54ae0a358f1a69a21ecf41cf58010ea1ce2986223b3a18507d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ea4f3ff106ecd54ae0a358f1a69a21ecf41cf58010ea1ce2986223b3a18507d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ea4f3ff106ecd54ae0a358f1a69a21ecf41cf58010ea1ce2986223b3a18507d", kill_on_drop: false }`
[INFO] [stdout] 6ea4f3ff106ecd54ae0a358f1a69a21ecf41cf58010ea1ce2986223b3a18507d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e344229c959ff198f7909ad1c6935b5c85784108737f1072ddc13cdc03ee0de5
[INFO] running `Command { std: "docker" "start" "-a" "e344229c959ff198f7909ad1c6935b5c85784108737f1072ddc13cdc03ee0de5", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking rmp v0.8.14
[INFO] [stderr]    Compiling serde_derive v1.0.209
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling async-stream-impl v0.3.5
[INFO] [stderr]     Checking async-stream v0.3.5
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking serde v1.0.209
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]     Checking rmp-serde v0.15.5
[INFO] [stderr]     Checking serde_bytes v0.11.15
[INFO] [stderr]     Checking cfx-wasm-rt-types v0.1.0
[INFO] [stderr]     Checking cfx-core v0.1.0
[INFO] [stderr]     Checking cfx-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `cfx_core::types::ToMessagePack`
[INFO] [stdout]  --> src/natives.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use cfx_core::types::ToMessagePack;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cfx_core::types::ToMessagePack`
[INFO] [stdout]  --> src/natives.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use cfx_core::types::ToMessagePack;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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 10.03s
[INFO] running `Command { std: "docker" "inspect" "e344229c959ff198f7909ad1c6935b5c85784108737f1072ddc13cdc03ee0de5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e344229c959ff198f7909ad1c6935b5c85784108737f1072ddc13cdc03ee0de5", kill_on_drop: false }`
[INFO] [stdout] e344229c959ff198f7909ad1c6935b5c85784108737f1072ddc13cdc03ee0de5