[INFO] fetching crate substudy 0.4.5... [INFO] checking substudy-0.4.5 against try#d4af306fdd6ab261dfeb0aa57301d08b31b2dd92 for pr-105483 [INFO] extracting crate substudy 0.4.5 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate substudy 0.4.5 on toolchain d4af306fdd6ab261dfeb0aa57301d08b31b2dd92 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d4af306fdd6ab261dfeb0aa57301d08b31b2dd92" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate substudy 0.4.5 [INFO] finished tweaking crates.io crate substudy 0.4.5 [INFO] tweaked toml for crates.io crate substudy 0.4.5 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d4af306fdd6ab261dfeb0aa57301d08b31b2dd92" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d4af306fdd6ab261dfeb0aa57301d08b31b2dd92" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+d4af306fdd6ab261dfeb0aa57301d08b31b2dd92" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 64e4c109e30d8cb3ef33e370ad05f5945a7fc4cf96934eb21347d1c18a02642f [INFO] running `Command { std: "docker" "start" "-a" "64e4c109e30d8cb3ef33e370ad05f5945a7fc4cf96934eb21347d1c18a02642f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "64e4c109e30d8cb3ef33e370ad05f5945a7fc4cf96934eb21347d1c18a02642f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "64e4c109e30d8cb3ef33e370ad05f5945a7fc4cf96934eb21347d1c18a02642f", kill_on_drop: false }` [INFO] [stdout] 64e4c109e30d8cb3ef33e370ad05f5945a7fc4cf96934eb21347d1c18a02642f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+d4af306fdd6ab261dfeb0aa57301d08b31b2dd92" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 875126a39a36c1b5638b5a86cc5430fcad00b774da2886ce79d63029c698f1e5 [INFO] running `Command { std: "docker" "start" "-a" "875126a39a36c1b5638b5a86cc5430fcad00b774da2886ce79d63029c698f1e5", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.138 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling proc-macro2 v1.0.47 [INFO] [stderr] Compiling quote v1.0.21 [INFO] [stderr] Compiling unicode-ident v1.0.5 [INFO] [stderr] Compiling semver v1.0.14 [INFO] [stderr] Compiling syn v1.0.105 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling serde v1.0.149 [INFO] [stderr] Checking encoding_index_tests v0.1.4 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling num-traits v0.2.15 [INFO] [stderr] Compiling num-integer v0.1.45 [INFO] [stderr] Compiling crossbeam-utils v0.8.14 [INFO] [stderr] Checking ucd-util v0.1.9 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling cc v1.0.77 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Checking regex-syntax v0.5.6 [INFO] [stderr] Checking term_size v0.3.2 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/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] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ ...so that the type `T` will meet its required lifetime bounds... [INFO] [stdout] | [INFO] [stdout] note: ...that is required by this bound [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 rustc_version v0.4.0 [INFO] [stderr] Checking aho-corasick v0.6.10 [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0310`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rustc-serialize` due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "875126a39a36c1b5638b5a86cc5430fcad00b774da2886ce79d63029c698f1e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "875126a39a36c1b5638b5a86cc5430fcad00b774da2886ce79d63029c698f1e5", kill_on_drop: false }` [INFO] [stdout] 875126a39a36c1b5638b5a86cc5430fcad00b774da2886ce79d63029c698f1e5