[INFO] fetching crate sched-callback 0.1.2...
[INFO] testing sched-callback-0.1.2 against try#17092ad00ed8fe1e7f81a7e38238ff70779034b1 for pr-140985
[INFO] extracting crate sched-callback 0.1.2 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate sched-callback 0.1.2 on toolchain 17092ad00ed8fe1e7f81a7e38238ff70779034b1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sched-callback 0.1.2
[INFO] finished tweaking crates.io crate sched-callback 0.1.2
[INFO] tweaked toml for crates.io crate sched-callback 0.1.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 27 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4621deba95ab324ec943f39d3b4affabb6306f9af3a6e62092928dcbbfd9c266
[INFO] running `Command { std: "docker" "start" "-a" "4621deba95ab324ec943f39d3b4affabb6306f9af3a6e62092928dcbbfd9c266", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4621deba95ab324ec943f39d3b4affabb6306f9af3a6e62092928dcbbfd9c266", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4621deba95ab324ec943f39d3b4affabb6306f9af3a6e62092928dcbbfd9c266", kill_on_drop: false }`
[INFO] [stdout] 4621deba95ab324ec943f39d3b4affabb6306f9af3a6e62092928dcbbfd9c266
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+17092ad00ed8fe1e7f81a7e38238ff70779034b1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4cccb856c3814a2e7ec4fa79287e1a68d82c49193e7602aac40da3d704eb49b0
[INFO] running `Command { std: "docker" "start" "-a" "4cccb856c3814a2e7ec4fa79287e1a68d82c49193e7602aac40da3d704eb49b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stdout] error: failed to build archive at `/opt/rustwide/target/debug/deps/libsyn-8c9784b2b0a255ea.rlib`: 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" "4cccb856c3814a2e7ec4fa79287e1a68d82c49193e7602aac40da3d704eb49b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cccb856c3814a2e7ec4fa79287e1a68d82c49193e7602aac40da3d704eb49b0", kill_on_drop: false }`
[INFO] [stdout] 4cccb856c3814a2e7ec4fa79287e1a68d82c49193e7602aac40da3d704eb49b0