[INFO] cloning repository https://github.com/nozo-moto/try_webassenbly [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nozo-moto/try_webassenbly" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnozo-moto%2Ftry_webassenbly", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnozo-moto%2Ftry_webassenbly'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 039295a15748fd96f541655a52e6606bd1a9660d [INFO] checking nozo-moto/try_webassenbly against master#00bfd6b2734d9c28a147bf237490995731781fdd for pr-117984 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnozo-moto%2Ftry_webassenbly" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/nozo-moto/try_webassenbly 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 git repo https://github.com/nozo-moto/try_webassenbly [INFO] finished tweaking git repo https://github.com/nozo-moto/try_webassenbly [INFO] tweaked toml for git repo https://github.com/nozo-moto/try_webassenbly written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/nozo-moto/try_webassenbly 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" "+00bfd6b2734d9c28a147bf237490995731781fdd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ndarray v0.11.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 2f3df12cd791f44826964f294ebccebc5895ac6fda62c7ed39c685d34417eace [INFO] running `Command { std: "docker" "start" "-a" "2f3df12cd791f44826964f294ebccebc5895ac6fda62c7ed39c685d34417eace", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2f3df12cd791f44826964f294ebccebc5895ac6fda62c7ed39c685d34417eace", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2f3df12cd791f44826964f294ebccebc5895ac6fda62c7ed39c685d34417eace", kill_on_drop: false }` [INFO] [stdout] 2f3df12cd791f44826964f294ebccebc5895ac6fda62c7ed39c685d34417eace [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 433fcca63eca61be2e8c4e4e79f5e3dcc67ad78f2ab1a00316505c4abaa0949d [INFO] running `Command { std: "docker" "start" "-a" "433fcca63eca61be2e8c4e4e79f5e3dcc67ad78f2ab1a00316505c4abaa0949d", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.4 [INFO] [stderr] Compiling num-integer v0.1.38 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Checking libc v0.2.41 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Compiling matrixmultiply v0.1.14 [INFO] [stderr] Checking either v1.5.0 [INFO] [stderr] Compiling ndarray v0.11.2 [INFO] [stderr] Checking rawpointer v0.1.0 [INFO] [stderr] Checking itertools v0.7.8 [INFO] [stderr] Checking rand v0.4.2 [INFO] [stderr] Checking rand v0.3.22 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking num-complex v0.1.43 [INFO] [stderr] Checking num-bigint v0.1.44 [INFO] [stderr] Checking num-rational v0.1.42 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking zli_webassenbly v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `mat3` [INFO] [stdout] --> src/main.rs:12:13 [INFO] [stdout] | [INFO] [stdout] 12 | let mut mat3 = [[0;1000];1000]; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_mat3` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `rel` is never read [INFO] [stdout] --> src/main.rs:13:13 [INFO] [stdout] | [INFO] [stdout] 13 | let mut rel = 0; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `mat3` [INFO] [stdout] --> src/main.rs:12:13 [INFO] [stdout] | [INFO] [stdout] 12 | let mut mat3 = [[0;1000];1000]; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_mat3` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `rel` is never read [INFO] [stdout] --> src/main.rs:13:13 [INFO] [stdout] | [INFO] [stdout] 13 | let mut rel = 0; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | let mut mat3 = [[0;1000];1000]; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:12:9 [INFO] [stdout] | [INFO] [stdout] 12 | let mut mat3 = [[0;1000];1000]; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.76s [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 1` [INFO] running `Command { std: "docker" "inspect" "433fcca63eca61be2e8c4e4e79f5e3dcc67ad78f2ab1a00316505c4abaa0949d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "433fcca63eca61be2e8c4e4e79f5e3dcc67ad78f2ab1a00316505c4abaa0949d", kill_on_drop: false }` [INFO] [stdout] 433fcca63eca61be2e8c4e4e79f5e3dcc67ad78f2ab1a00316505c4abaa0949d [INFO] checking nozo-moto/try_webassenbly against try#aa7c6ba69acce8b10a275eabfe6157ea72c8b599 for pr-117984 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnozo-moto%2Ftry_webassenbly" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/nozo-moto/try_webassenbly 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 git repo https://github.com/nozo-moto/try_webassenbly [INFO] finished tweaking git repo https://github.com/nozo-moto/try_webassenbly [INFO] tweaked toml for git repo https://github.com/nozo-moto/try_webassenbly written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/nozo-moto/try_webassenbly 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" "+aa7c6ba69acce8b10a275eabfe6157ea72c8b599" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 59fc1d1782faeab924eff494b5c9173ea6a4e4c3b13cb5aa68e2acf007b9e850 [INFO] running `Command { std: "docker" "start" "-a" "59fc1d1782faeab924eff494b5c9173ea6a4e4c3b13cb5aa68e2acf007b9e850", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "59fc1d1782faeab924eff494b5c9173ea6a4e4c3b13cb5aa68e2acf007b9e850", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "59fc1d1782faeab924eff494b5c9173ea6a4e4c3b13cb5aa68e2acf007b9e850", kill_on_drop: false }` [INFO] [stdout] 59fc1d1782faeab924eff494b5c9173ea6a4e4c3b13cb5aa68e2acf007b9e850 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 02fb3a6cbf5e5f700f0e9b216ce3e88a44415d5b27e839f59638dce02146b45b [INFO] running `Command { std: "docker" "start" "-a" "02fb3a6cbf5e5f700f0e9b216ce3e88a44415d5b27e839f59638dce02146b45b", kill_on_drop: false }` [INFO] [stderr] Compiling num-traits v0.2.4 [INFO] [stderr] Compiling num-integer v0.1.38 [INFO] [stderr] Checking libc v0.2.41 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Compiling matrixmultiply v0.1.14 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Compiling ndarray v0.11.2 [INFO] [stderr] Checking either v1.5.0 [INFO] [stderr] Checking rawpointer v0.1.0 [INFO] [stderr] Checking itertools v0.7.8 [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 rand v0.4.2 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking rand v0.3.22 [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] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "02fb3a6cbf5e5f700f0e9b216ce3e88a44415d5b27e839f59638dce02146b45b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "02fb3a6cbf5e5f700f0e9b216ce3e88a44415d5b27e839f59638dce02146b45b", kill_on_drop: false }` [INFO] [stdout] 02fb3a6cbf5e5f700f0e9b216ce3e88a44415d5b27e839f59638dce02146b45b