[INFO] fetching crate sputnikvm-bigint 0.2.0... [INFO] checking sputnikvm-bigint-0.2.0 against master#00bfd6b2734d9c28a147bf237490995731781fdd for pr-117984 [INFO] extracting crate sputnikvm-bigint 0.2.0 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate sputnikvm-bigint 0.2.0 on toolchain 00bfd6b2734d9c28a147bf237490995731781fdd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+00bfd6b2734d9c28a147bf237490995731781fdd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate sputnikvm-bigint 0.2.0 [INFO] finished tweaking crates.io crate sputnikvm-bigint 0.2.0 [INFO] tweaked toml for crates.io crate sputnikvm-bigint 0.2.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+00bfd6b2734d9c28a147bf237490995731781fdd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+00bfd6b2734d9c28a147bf237490995731781fdd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded heapsize v0.3.9 [INFO] [stderr] Downloaded elastic-array v0.7.0 [INFO] [stderr] Downloaded sputnikvm-rlp v0.2.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+00bfd6b2734d9c28a147bf237490995731781fdd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3b4f9354ece9b884ed564af4ccdb5a16785f08660c2858ecf56ea1062899a825 [INFO] running `Command { std: "docker" "start" "-a" "3b4f9354ece9b884ed564af4ccdb5a16785f08660c2858ecf56ea1062899a825", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3b4f9354ece9b884ed564af4ccdb5a16785f08660c2858ecf56ea1062899a825", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3b4f9354ece9b884ed564af4ccdb5a16785f08660c2858ecf56ea1062899a825", kill_on_drop: false }` [INFO] [stdout] 3b4f9354ece9b884ed564af4ccdb5a16785f08660c2858ecf56ea1062899a825 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+00bfd6b2734d9c28a147bf237490995731781fdd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2b48c4cb85c6994060f845877067cfcc8dd37e8e7ad531fb803c4f26f8493c0f [INFO] running `Command { std: "docker" "start" "-a" "2b48c4cb85c6994060f845877067cfcc8dd37e8e7ad531fb803c4f26f8493c0f", kill_on_drop: false }` [INFO] [stderr] Compiling heapsize v0.3.9 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking elastic-array v0.7.0 [INFO] [stderr] Checking sputnikvm-rlp v0.2.0 [INFO] [stderr] Checking sputnikvm-bigint v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `inc` is never used [INFO] [stdout] --> src/algorithms.rs:80:8 [INFO] [stdout] | [INFO] [stdout] 80 | pub fn inc(a: &mut [BigDigit]) -> BigDigit { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `ZERO_BIG_DIGIT` is never used [INFO] [stdout] --> src/algorithms.rs:15:15 [INFO] [stdout] | [INFO] [stdout] 15 | pub const ZERO_BIG_DIGIT: BigDigit = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `to_doublebigdigit` is never used [INFO] [stdout] --> src/algorithms.rs:40:12 [INFO] [stdout] | [INFO] [stdout] 40 | pub fn to_doublebigdigit(hi: BigDigit, lo: BigDigit) -> DoubleBigDigit { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `inc` is never used [INFO] [stdout] --> src/algorithms.rs:80:8 [INFO] [stdout] | [INFO] [stdout] 80 | pub fn inc(a: &mut [BigDigit]) -> BigDigit { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `ZERO_BIG_DIGIT` is never used [INFO] [stdout] --> src/algorithms.rs:15:15 [INFO] [stdout] | [INFO] [stdout] 15 | pub const ZERO_BIG_DIGIT: BigDigit = 0; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `to_doublebigdigit` is never used [INFO] [stdout] --> src/algorithms.rs:40:12 [INFO] [stdout] | [INFO] [stdout] 40 | pub fn to_doublebigdigit(hi: BigDigit, lo: BigDigit) -> DoubleBigDigit { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.57s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: rustc-serialize v0.3.24 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "2b48c4cb85c6994060f845877067cfcc8dd37e8e7ad531fb803c4f26f8493c0f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2b48c4cb85c6994060f845877067cfcc8dd37e8e7ad531fb803c4f26f8493c0f", kill_on_drop: false }` [INFO] [stdout] 2b48c4cb85c6994060f845877067cfcc8dd37e8e7ad531fb803c4f26f8493c0f [INFO] checking sputnikvm-bigint-0.2.0 against try#aa7c6ba69acce8b10a275eabfe6157ea72c8b599 for pr-117984 [INFO] extracting crate sputnikvm-bigint 0.2.0 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate sputnikvm-bigint 0.2.0 on toolchain aa7c6ba69acce8b10a275eabfe6157ea72c8b599 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+aa7c6ba69acce8b10a275eabfe6157ea72c8b599" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate sputnikvm-bigint 0.2.0 [INFO] finished tweaking crates.io crate sputnikvm-bigint 0.2.0 [INFO] tweaked toml for crates.io crate sputnikvm-bigint 0.2.0 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" "+aa7c6ba69acce8b10a275eabfe6157ea72c8b599" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+aa7c6ba69acce8b10a275eabfe6157ea72c8b599" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+aa7c6ba69acce8b10a275eabfe6157ea72c8b599" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c2a0cd6b533a2b5b2b0a0088693b52ab42e4aa3b550e93103879d066fc57d91f [INFO] running `Command { std: "docker" "start" "-a" "c2a0cd6b533a2b5b2b0a0088693b52ab42e4aa3b550e93103879d066fc57d91f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c2a0cd6b533a2b5b2b0a0088693b52ab42e4aa3b550e93103879d066fc57d91f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c2a0cd6b533a2b5b2b0a0088693b52ab42e4aa3b550e93103879d066fc57d91f", kill_on_drop: false }` [INFO] [stdout] c2a0cd6b533a2b5b2b0a0088693b52ab42e4aa3b550e93103879d066fc57d91f [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+aa7c6ba69acce8b10a275eabfe6157ea72c8b599" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f7772aa7fd1419c3ef13ffbcfd92aafda91ca5c831485d08f5bba948dc54fb31 [INFO] running `Command { std: "docker" "start" "-a" "f7772aa7fd1419c3ef13ffbcfd92aafda91ca5c831485d08f5bba948dc54fb31", kill_on_drop: false }` [INFO] [stderr] Compiling heapsize v0.3.9 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Checking byteorder v1.5.0 [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-0.3.24/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/aa7c6ba69acce8b10a275eabfe6157ea72c8b599/library/alloc/src/borrow.rs:180:30 [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] Checking elastic-array v0.7.0 [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` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "f7772aa7fd1419c3ef13ffbcfd92aafda91ca5c831485d08f5bba948dc54fb31", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f7772aa7fd1419c3ef13ffbcfd92aafda91ca5c831485d08f5bba948dc54fb31", kill_on_drop: false }` [INFO] [stdout] f7772aa7fd1419c3ef13ffbcfd92aafda91ca5c831485d08f5bba948dc54fb31