[INFO] fetching crate test_double 0.3.0...
[INFO] checking test_double-0.3.0 against try#ef5216c337126ffe24d074826f4023948c4a9b8e for pr-137033
[INFO] extracting crate test_double 0.3.0 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate test_double 0.3.0 on toolchain ef5216c337126ffe24d074826f4023948c4a9b8e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ef5216c337126ffe24d074826f4023948c4a9b8e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate test_double 0.3.0
[INFO] finished tweaking crates.io crate test_double 0.3.0
[INFO] tweaked toml for crates.io crate test_double 0.3.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ef5216c337126ffe24d074826f4023948c4a9b8e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.98)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ef5216c337126ffe24d074826f4023948c4a9b8e" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+ef5216c337126ffe24d074826f4023948c4a9b8e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 49af59220175ca82f6898ad89ca8f0424a919c3173ffa4663dd3c8caa1cda586
[INFO] running `Command { std: "docker" "start" "-a" "49af59220175ca82f6898ad89ca8f0424a919c3173ffa4663dd3c8caa1cda586", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49af59220175ca82f6898ad89ca8f0424a919c3173ffa4663dd3c8caa1cda586", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49af59220175ca82f6898ad89ca8f0424a919c3173ffa4663dd3c8caa1cda586", kill_on_drop: false }`
[INFO] [stdout] 49af59220175ca82f6898ad89ca8f0424a919c3173ffa4663dd3c8caa1cda586
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+ef5216c337126ffe24d074826f4023948c4a9b8e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 61696b3892a5055c4259205bb2dbbd30c9488b60098535922455a80d5cf6641d
[INFO] running `Command { std: "docker" "start" "-a" "61696b3892a5055c4259205bb2dbbd30c9488b60098535922455a80d5cf6641d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking unicode-ident v1.0.16
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking quote v1.0.38
[INFO] [stdout] error: failed to write to `/opt/rustwide/target/debug/deps/rmetauzBFJx/lib.rmeta`: No space left on device (os error 28)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `syn` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: failed to write to `/opt/rustwide/target/debug/deps/rmetaUCgf0a/lib.rmeta`: No space left on device (os error 28)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `syn` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "61696b3892a5055c4259205bb2dbbd30c9488b60098535922455a80d5cf6641d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61696b3892a5055c4259205bb2dbbd30c9488b60098535922455a80d5cf6641d", kill_on_drop: false }`
[INFO] [stdout] 61696b3892a5055c4259205bb2dbbd30c9488b60098535922455a80d5cf6641d