[INFO] cloning repository https://github.com/sandstorm-io/collections-app
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sandstorm-io/collections-app" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsandstorm-io%2Fcollections-app", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsandstorm-io%2Fcollections-app'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d25bc1e41e24ef109bde47241215a02c65e50532
[INFO] checking sandstorm-io/collections-app against try#099af82bc034c1e4895c90e5407fafdd61976cdb for pr-145457
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsandstorm-io%2Fcollections-app" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sandstorm-io/collections-app
[INFO] finished tweaking git repo https://github.com/sandstorm-io/collections-app
[INFO] tweaked toml for git repo https://github.com/sandstorm-io/collections-app written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sandstorm-io/collections-app on toolchain 099af82bc034c1e4895c90e5407fafdd61976cdb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+099af82bc034c1e4895c90e5407fafdd61976cdb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sandstorm-io/collections-app 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" "+099af82bc034c1e4895c90e5407fafdd61976cdb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking sandstorm-io/collections-app against try#099af82bc034c1e4895c90e5407fafdd61976cdb for pr-145457
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsandstorm-io%2Fcollections-app" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sandstorm-io/collections-app
[INFO] finished tweaking git repo https://github.com/sandstorm-io/collections-app
[INFO] tweaked toml for git repo https://github.com/sandstorm-io/collections-app written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sandstorm-io/collections-app on toolchain 099af82bc034c1e4895c90e5407fafdd61976cdb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+099af82bc034c1e4895c90e5407fafdd61976cdb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sandstorm-io/collections-app 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" "+099af82bc034c1e4895c90e5407fafdd61976cdb" "fetch" "--manifest-path" "Cargo.toml", 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]  Downloading crates ...
[INFO] [stderr]   Downloaded capnpc v0.21.0
[INFO] [stderr]   Downloaded capnp-futures v0.21.0
[INFO] [stderr]   Downloaded sandstorm v0.21.0
[INFO] [stderr]   Downloaded capnp-rpc v0.21.0
[INFO] [stderr]   Downloaded capnp v0.21.0
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+099af82bc034c1e4895c90e5407fafdd61976cdb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1a48b3a26dcb58db3dbfacd72da07d427d66e7e9300834b74e2e9bdc65a986c7
[INFO] running `Command { std: "docker" "start" "-a" "1a48b3a26dcb58db3dbfacd72da07d427d66e7e9300834b74e2e9bdc65a986c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a48b3a26dcb58db3dbfacd72da07d427d66e7e9300834b74e2e9bdc65a986c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a48b3a26dcb58db3dbfacd72da07d427d66e7e9300834b74e2e9bdc65a986c7", kill_on_drop: false }`
[INFO] [stdout] 1a48b3a26dcb58db3dbfacd72da07d427d66e7e9300834b74e2e9bdc65a986c7
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+099af82bc034c1e4895c90e5407fafdd61976cdb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65c5be272a717f47afa35e5a38454619d3287546f70ac6facde26fee0954cfb0
[INFO] running `Command { std: "docker" "start" "-a" "65c5be272a717f47afa35e5a38454619d3287546f70ac6facde26fee0954cfb0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.60
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]    Compiling libc v0.2.146
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling capnp v0.21.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking pin-project-lite v0.1.7
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking bytes v0.5.4
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking base64 v0.21.3
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]    Compiling syn v2.0.18
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.39
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]    Compiling capnpc v0.21.0
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]    Compiling sandstorm v0.21.0
[INFO] [stderr]    Compiling sandstorm-collections-app v1.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]     Checking futures-executor v0.3.28
[INFO] [stderr]     Checking capnp-futures v0.21.0
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]     Checking multipoll v0.1.0 (https://github.com/dwrensha/multipoll#91eddb3b)
[INFO] [stderr]     Checking capnp-rpc v0.21.0
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/server.rs:1201:26
[INFO] [stdout]      |
[INFO] [stdout] 1201 |         Ok::<_,  Box<dyn (std::error::Error)>>(rpc_system.await?)
[INFO] [stdout]      |                          ^                 ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1201 -         Ok::<_,  Box<dyn (std::error::Error)>>(rpc_system.await?)
[INFO] [stdout] 1201 +         Ok::<_,  Box<dyn std::error::Error>>(rpc_system.await?)
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]     --> src/server.rs:1201:26
[INFO] [stdout]      |
[INFO] [stdout] 1201 |         Ok::<_,  Box<dyn (std::error::Error)>>(rpc_system.await?)
[INFO] [stdout]      |                          ^                 ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1201 -         Ok::<_,  Box<dyn (std::error::Error)>>(rpc_system.await?)
[INFO] [stdout] 1201 +         Ok::<_,  Box<dyn std::error::Error>>(rpc_system.await?)
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.82s
[INFO] running `Command { std: "docker" "inspect" "65c5be272a717f47afa35e5a38454619d3287546f70ac6facde26fee0954cfb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65c5be272a717f47afa35e5a38454619d3287546f70ac6facde26fee0954cfb0", kill_on_drop: false }`
[INFO] [stdout] 65c5be272a717f47afa35e5a38454619d3287546f70ac6facde26fee0954cfb0