[INFO] cloning repository https://github.com/wborgeaud/rust-vdf [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wborgeaud/rust-vdf" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwborgeaud%2Frust-vdf", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwborgeaud%2Frust-vdf'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d3fb2007769a73087a54c7bdf6472511416722c3 [INFO] checking wborgeaud/rust-vdf against try#654bc80249a2b2ba8bd16392b5829d87ed96c92d for pr-136458 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwborgeaud%2Frust-vdf" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/wborgeaud/rust-vdf on toolchain 654bc80249a2b2ba8bd16392b5829d87ed96c92d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+654bc80249a2b2ba8bd16392b5829d87ed96c92d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/wborgeaud/rust-vdf [INFO] finished tweaking git repo https://github.com/wborgeaud/rust-vdf [INFO] tweaked toml for git repo https://github.com/wborgeaud/rust-vdf written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/wborgeaud/rust-vdf 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" "+654bc80249a2b2ba8bd16392b5829d87ed96c92d" "fetch" "--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] Downloading crates ... [INFO] [stderr] Downloaded ramp v0.5.3 [INFO] [stderr] Downloaded rustc-cfg v0.2.0 [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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+654bc80249a2b2ba8bd16392b5829d87ed96c92d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 35d4f66103f4b2e22d1e95ce6993bd1cb7cd74eaa7192010f83ba4fe58d20c37 [INFO] running `Command { std: "docker" "start" "-a" "35d4f66103f4b2e22d1e95ce6993bd1cb7cd74eaa7192010f83ba4fe58d20c37", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "35d4f66103f4b2e22d1e95ce6993bd1cb7cd74eaa7192010f83ba4fe58d20c37", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "35d4f66103f4b2e22d1e95ce6993bd1cb7cd74eaa7192010f83ba4fe58d20c37", kill_on_drop: false }` [INFO] [stdout] 35d4f66103f4b2e22d1e95ce6993bd1cb7cd74eaa7192010f83ba4fe58d20c37 [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:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+654bc80249a2b2ba8bd16392b5829d87ed96c92d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 67228c8ae4565e5e02e5cf9d3ddf67c0b29fb50484021062288939734e0b8faf [INFO] running `Command { std: "docker" "start" "-a" "67228c8ae4565e5e02e5cf9d3ddf67c0b29fb50484021062288939734e0b8faf", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling typenum v1.11.2 [INFO] [stderr] Compiling getrandom v0.1.13 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling rustc-serialize v0.3.24 [INFO] [stderr] Checking ppv-lite86 v0.2.6 [INFO] [stderr] Compiling cc v1.0.47 [INFO] [stderr] Checking byte-tools v0.3.1 [INFO] [stderr] Compiling rustc-cfg v0.2.0 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Checking opaque-debug v0.2.3 [INFO] [stderr] Checking hamming v0.1.3 [INFO] [stderr] Checking keccak v0.1.0 [INFO] [stderr] Checking ieee754 v0.2.6 [INFO] [stderr] Checking block-padding v0.1.5 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.3.24/src/serialize.rs:1155:5 [INFO] [stdout] | [INFO] [stdout] 1155 | fn decode(d: &mut D) -> Result, D::Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | the parameter type `T` must be valid for the static lifetime... [INFO] [stdout] | ...so that the type `T` will meet its required lifetime bounds... [INFO] [stdout] | [INFO] [stdout] note: ...that is required by this bound [INFO] [stdout] --> /rustc/654bc80249a2b2ba8bd16392b5829d87ed96c92d/library/alloc/src/borrow.rs:179:30 [INFO] [stdout] help: consider adding an explicit lifetime bound [INFO] [stdout] | [INFO] [stdout] 1151 | impl<'a, T: ?Sized + 'static> Decodable for Cow<'a, T> [INFO] [stdout] | +++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling num-traits v0.2.10 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Checking c2-chacha v0.2.3 [INFO] [stderr] Checking rand v0.5.6 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking generic-array v0.12.3 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking rand v0.7.2 [INFO] [stderr] Checking digest v0.8.1 [INFO] [stderr] Checking block-buffer v0.7.3 [INFO] [stderr] Checking sha3 v0.8.2 [INFO] [stdout] For more information about this error, try `rustc --explain E0310`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rustc-serialize` (lib) due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "67228c8ae4565e5e02e5cf9d3ddf67c0b29fb50484021062288939734e0b8faf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "67228c8ae4565e5e02e5cf9d3ddf67c0b29fb50484021062288939734e0b8faf", kill_on_drop: false }` [INFO] [stdout] 67228c8ae4565e5e02e5cf9d3ddf67c0b29fb50484021062288939734e0b8faf