[INFO] cloning repository https://github.com/Parfyonator/merkle_tree [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Parfyonator/merkle_tree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FParfyonator%2Fmerkle_tree", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FParfyonator%2Fmerkle_tree'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f6b7198d3fd038d998f0dc6a081148368f09ed39 [INFO] checking Parfyonator/merkle_tree/f6b7198d3fd038d998f0dc6a081148368f09ed39 against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FParfyonator%2Fmerkle_tree" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Parfyonator/merkle_tree on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Parfyonator/merkle_tree [INFO] finished tweaking git repo https://github.com/Parfyonator/merkle_tree [INFO] tweaked toml for git repo https://github.com/Parfyonator/merkle_tree written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Parfyonator/merkle_tree 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" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded unicase v1.4.0 [INFO] [stderr] Downloaded matches v0.1.4 [INFO] [stderr] Downloaded redox_syscall v0.1.17 [INFO] [stderr] Downloaded hyper v0.10.5 [INFO] [stderr] Downloaded log v0.3.7 [INFO] [stderr] Downloaded httparse v1.2.1 [INFO] [stderr] Downloaded rustc-serialize v0.3.23 [INFO] [stderr] Downloaded url v1.4.0 [INFO] [stderr] Downloaded semver v0.1.20 [INFO] [stderr] Downloaded unicode-bidi v0.2.5 [INFO] [stderr] Downloaded gcc v0.3.45 [INFO] [stderr] Downloaded time v0.1.36 [INFO] [stderr] Downloaded mime v0.2.3 [INFO] [stderr] Downloaded rand v0.3.15 [INFO] [stderr] Downloaded unicode-normalization v0.1.4 [INFO] [stderr] Downloaded idna v0.1.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 10d8f0c56e99f93c3584bbbf461a7ac94aaf56d437988cc6e26bcc1d2d2df143 [INFO] running `Command { std: "docker" "start" "-a" "10d8f0c56e99f93c3584bbbf461a7ac94aaf56d437988cc6e26bcc1d2d2df143", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "10d8f0c56e99f93c3584bbbf461a7ac94aaf56d437988cc6e26bcc1d2d2df143", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "10d8f0c56e99f93c3584bbbf461a7ac94aaf56d437988cc6e26bcc1d2d2df143", kill_on_drop: false }` [INFO] [stdout] 10d8f0c56e99f93c3584bbbf461a7ac94aaf56d437988cc6e26bcc1d2d2df143 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2d766a3748215fcee2952ef07df87044ea5177a404e0d6724f3eb458ede6bd3f [INFO] running `Command { std: "docker" "start" "-a" "2d766a3748215fcee2952ef07df87044ea5177a404e0d6724f3eb458ede6bd3f", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling semver v0.1.20 [INFO] [stderr] Checking libc v0.2.21 [INFO] [stderr] Checking matches v0.1.4 [INFO] [stderr] Compiling gcc v0.3.45 [INFO] [stderr] Checking unicode-normalization v0.1.4 [INFO] [stderr] Checking rustc-serialize v0.3.23 [INFO] [stderr] Checking log v0.3.7 [INFO] [stderr] Checking typeable v0.1.2 [INFO] [stderr] Checking language-tags v0.2.2 [INFO] [stderr] Checking httparse v1.2.1 [INFO] [stderr] Checking traitobject v0.1.0 [INFO] [stderr] Checking unicode-bidi v0.2.5 [INFO] [stderr] Checking mime v0.2.3 [INFO] [stderr] Compiling rustc_version v0.1.7 [INFO] [stderr] Checking time v0.1.36 [INFO] [stderr] Checking rand v0.3.15 [INFO] [stderr] Checking num_cpus v1.3.0 [INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.23/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/f609b7e0586f81fefb3523e3e17adf779ac416be/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 unicase v1.4.0 [INFO] [stderr] Compiling hyper v0.10.5 [INFO] [stderr] Compiling rust-crypto v0.2.36 [INFO] [stderr] Checking idna v0.1.1 [INFO] [stderr] Checking url v1.4.0 [INFO] [stdout] error: aborting due to 1 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` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0713]: borrow may still be in use when destructor runs [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/url-1.4.0/src/form_urlencoded.rs:246:40 [INFO] [stdout] | [INFO] [stdout] 244 | impl<'a> Target for ::UrlQuery<'a> { [INFO] [stdout] | -- lifetime `'a` defined here [INFO] [stdout] 245 | fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization } [INFO] [stdout] 246 | fn finish(self) -> &'a mut ::Url { self.url } [INFO] [stdout] | ^^^^^^^^ - here, drop of `self` needs exclusive access to `*self.url`, because the type `UrlQuery<'_>` implements the `Drop` trait [INFO] [stdout] | | [INFO] [stdout] | returning this value requires that `*self.url` is borrowed for `'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0713`. [INFO] [stdout] [INFO] [stderr] error: could not compile `url` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "2d766a3748215fcee2952ef07df87044ea5177a404e0d6724f3eb458ede6bd3f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2d766a3748215fcee2952ef07df87044ea5177a404e0d6724f3eb458ede6bd3f", kill_on_drop: false }` [INFO] [stdout] 2d766a3748215fcee2952ef07df87044ea5177a404e0d6724f3eb458ede6bd3f