[INFO] fetching crate bigbit 0.0.8...
[INFO] testing bigbit-0.0.8 against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759
[INFO] extracting crate bigbit 0.0.8 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate bigbit 0.0.8
[INFO] finished tweaking crates.io crate bigbit 0.0.8
[INFO] tweaked toml for crates.io crate bigbit 0.0.8 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate bigbit 0.0.8 on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f47513407578b7e9c4ca9a4f59344513e16da06c5b83e30dded95e397775aeeb
[INFO] running `Command { std: "docker" "start" "-a" "f47513407578b7e9c4ca9a4f59344513e16da06c5b83e30dded95e397775aeeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f47513407578b7e9c4ca9a4f59344513e16da06c5b83e30dded95e397775aeeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f47513407578b7e9c4ca9a4f59344513e16da06c5b83e30dded95e397775aeeb", kill_on_drop: false }`
[INFO] [stdout] f47513407578b7e9c4ca9a4f59344513e16da06c5b83e30dded95e397775aeeb
[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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b54630ae96fe507956b58bea9524dc7ad68090a0d359f165e2d5beb62c34863
[INFO] running `Command { std: "docker" "start" "-a" "1b54630ae96fe507956b58bea9524dc7ad68090a0d359f165e2d5beb62c34863", kill_on_drop: false }`
[INFO] [stderr]    Compiling bigbit v0.0.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/lib.rs:127:5
[INFO] [stdout]     |
[INFO] [stdout] 127 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/lib.rs:135:5
[INFO] [stdout]     |
[INFO] [stdout] 135 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/headbyte/mod.rs:274:5
[INFO] [stdout]     |
[INFO] [stdout] 274 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/headbyte/mod.rs:282:5
[INFO] [stdout]     |
[INFO] [stdout] 282 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/headbyte/mod.rs:290:5
[INFO] [stdout]     |
[INFO] [stdout] 290 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/headbyte/mod.rs:433:5
[INFO] [stdout]     |
[INFO] [stdout] 433 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/linkedbytes/mod.rs:382:5
[INFO] [stdout]     |
[INFO] [stdout] 382 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/linkedbytes/mod.rs:390:5
[INFO] [stdout]     |
[INFO] [stdout] 390 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/linkedbytes/mod.rs:422:5
[INFO] [stdout]     |
[INFO] [stdout] 422 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]   --> src/linkedbytes/ops/tryinto.rs:14:24
[INFO] [stdout]    |
[INFO] [stdout] 14 |                     if let Ok(power) = $ty::try_from(tbl_power) {
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 | impl_from_lb_for_primitive!(u128 );
[INFO] [stdout]    | ---------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]    = help: consider replacing the `if let` with a `let`
[INFO] [stdout]    = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `impl_from_lb_for_primitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `CheckedSub` is never used
[INFO] [stdout]    --> src/linkedbytes/ops/sub.rs:129:18
[INFO] [stdout]     |
[INFO] [stdout] 129 | pub(crate) trait CheckedSub<'a, Rhs = &'a Self>: CheckedSubAssign<'a, Rhs> + Sized {
[INFO] [stdout]     |                  ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `Command { std: "docker" "inspect" "1b54630ae96fe507956b58bea9524dc7ad68090a0d359f165e2d5beb62c34863", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b54630ae96fe507956b58bea9524dc7ad68090a0d359f165e2d5beb62c34863", kill_on_drop: false }`
[INFO] [stdout] 1b54630ae96fe507956b58bea9524dc7ad68090a0d359f165e2d5beb62c34863
[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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dcd7492fa884df7a31695a4ab01bb8ee8fc7ed9c24a6e8df172dc9f83b54fca2
[INFO] running `Command { std: "docker" "start" "-a" "dcd7492fa884df7a31695a4ab01bb8ee8fc7ed9c24a6e8df172dc9f83b54fca2", kill_on_drop: false }`
[INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/lib.rs:127:5
[INFO] [stdout]     |
[INFO] [stdout] 127 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/lib.rs:135:5
[INFO] [stdout]     |
[INFO] [stdout] 135 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/headbyte/mod.rs:274:5
[INFO] [stdout]     |
[INFO] [stdout] 274 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/headbyte/mod.rs:282:5
[INFO] [stdout]     |
[INFO] [stdout] 282 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/headbyte/mod.rs:290:5
[INFO] [stdout]     |
[INFO] [stdout] 290 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/headbyte/mod.rs:433:5
[INFO] [stdout]     |
[INFO] [stdout] 433 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling bigbit v0.0.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/linkedbytes/mod.rs:382:5
[INFO] [stdout]     |
[INFO] [stdout] 382 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/linkedbytes/mod.rs:390:5
[INFO] [stdout]     |
[INFO] [stdout] 390 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/linkedbytes/mod.rs:422:5
[INFO] [stdout]     |
[INFO] [stdout] 422 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]   --> src/linkedbytes/ops/tryinto.rs:14:24
[INFO] [stdout]    |
[INFO] [stdout] 14 |                     if let Ok(power) = $ty::try_from(tbl_power) {
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 | impl_from_lb_for_primitive!(u128 );
[INFO] [stdout]    | ---------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]    = help: consider replacing the `if let` with a `let`
[INFO] [stdout]    = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `impl_from_lb_for_primitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `CheckedSub` is never used
[INFO] [stdout]    --> src/linkedbytes/ops/sub.rs:129:18
[INFO] [stdout]     |
[INFO] [stdout] 129 | pub(crate) trait CheckedSub<'a, Rhs = &'a Self>: CheckedSubAssign<'a, Rhs> + Sized {
[INFO] [stdout]     |                  ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/lib.rs:127:5
[INFO] [stdout]     |
[INFO] [stdout] 127 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/lib.rs:135:5
[INFO] [stdout]     |
[INFO] [stdout] 135 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/headbyte/mod.rs:274:5
[INFO] [stdout]     |
[INFO] [stdout] 274 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/headbyte/mod.rs:282:5
[INFO] [stdout]     |
[INFO] [stdout] 282 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/headbyte/mod.rs:290:5
[INFO] [stdout]     |
[INFO] [stdout] 290 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/headbyte/mod.rs:433:5
[INFO] [stdout]     |
[INFO] [stdout] 433 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/linkedbytes/mod.rs:382:5
[INFO] [stdout]     |
[INFO] [stdout] 382 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/linkedbytes/mod.rs:390:5
[INFO] [stdout]     |
[INFO] [stdout] 390 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/linkedbytes/mod.rs:422:5
[INFO] [stdout]     |
[INFO] [stdout] 422 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]   --> src/linkedbytes/ops/tryinto.rs:14:24
[INFO] [stdout]    |
[INFO] [stdout] 14 |                     if let Ok(power) = $ty::try_from(tbl_power) {
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 59 | impl_from_lb_for_primitive!(u128 );
[INFO] [stdout]    | ---------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]    = help: consider replacing the `if let` with a `let`
[INFO] [stdout]    = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `impl_from_lb_for_primitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `CheckedSub` is never used
[INFO] [stdout]    --> src/linkedbytes/ops/sub.rs:129:18
[INFO] [stdout]     |
[INFO] [stdout] 129 | pub(crate) trait CheckedSub<'a, Rhs = &'a Self>: CheckedSubAssign<'a, Rhs> + Sized {
[INFO] [stdout]     |                  ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.08s
[INFO] running `Command { std: "docker" "inspect" "dcd7492fa884df7a31695a4ab01bb8ee8fc7ed9c24a6e8df172dc9f83b54fca2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcd7492fa884df7a31695a4ab01bb8ee8fc7ed9c24a6e8df172dc9f83b54fca2", kill_on_drop: false }`
[INFO] [stdout] dcd7492fa884df7a31695a4ab01bb8ee8fc7ed9c24a6e8df172dc9f83b54fca2
[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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2c63a5fd74ed114f268c3a873ce28cc867cd8113b5dfaa47c2d2158ad9acef4f
[INFO] running `Command { std: "docker" "start" "-a" "2c63a5fd74ed114f268c3a873ce28cc867cd8113b5dfaa47c2d2158ad9acef4f", kill_on_drop: false }`
[INFO] [stderr] warning: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stderr]    --> src/lib.rs:127:5
[INFO] [stderr]     |
[INFO] [stderr] 127 |     #[must_use]
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stderr]    --> src/lib.rs:135:5
[INFO] [stderr]     |
[INFO] [stderr] 135 |     #[must_use]
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stderr]    --> src/headbyte/mod.rs:274:5
[INFO] [stderr]     |
[INFO] [stderr] 274 |     #[must_use]
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stderr]    --> src/headbyte/mod.rs:282:5
[INFO] [stderr]     |
[INFO] [stderr] 282 |     #[must_use]
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stderr]    --> src/headbyte/mod.rs:290:5
[INFO] [stderr]     |
[INFO] [stderr] 290 |     #[must_use]
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stderr]    --> src/headbyte/mod.rs:433:5
[INFO] [stderr]     |
[INFO] [stderr] 433 |     #[must_use]
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stderr]    --> src/linkedbytes/mod.rs:382:5
[INFO] [stderr]     |
[INFO] [stderr] 382 |     #[must_use]
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stderr]    --> src/linkedbytes/mod.rs:390:5
[INFO] [stderr]     |
[INFO] [stderr] 390 |     #[must_use]
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stderr]    --> src/linkedbytes/mod.rs:422:5
[INFO] [stderr]     |
[INFO] [stderr] 422 |     #[must_use]
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: irrefutable `if let` pattern
[INFO] [stderr]   --> src/linkedbytes/ops/tryinto.rs:14:24
[INFO] [stderr]    |
[INFO] [stderr] 14 |                     if let Ok(power) = $ty::try_from(tbl_power) {
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 59 | impl_from_lb_for_primitive!(u128 );
[INFO] [stderr]    | ---------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: this pattern will always match, so the `if let` is useless
[INFO] [stderr]    = help: consider replacing the `if let` with a `let`
[INFO] [stderr]    = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stderr]    = note: this warning originates in the macro `impl_from_lb_for_primitive` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait `CheckedSub` is never used
[INFO] [stderr]    --> src/linkedbytes/ops/sub.rs:129:18
[INFO] [stderr]     |
[INFO] [stderr] 129 | pub(crate) trait CheckedSub<'a, Rhs = &'a Self>: CheckedSubAssign<'a, Rhs> + Sized {
[INFO] [stderr]     |                  ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `bigbit` (lib) generated 11 warnings
[INFO] [stderr] warning: `bigbit` (lib test) generated 11 warnings (11 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/bigbit-7a77f1cee350805b)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::lb_add ... ok
[INFO] [stdout] test tests::lb_sub ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bigbit
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/linkedbytes/lbstring/mod.rs - linkedbytes::lbstring::LBString (line 16) ... FAILED
[INFO] [stdout] test src/linkedbytes/ops/gcd.rs - linkedbytes::ops::gcd::LBNum::gcd (line 10) ... FAILED
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/linkedbytes/lbstring/mod.rs - linkedbytes::lbstring::LBString (line 16) stdout ----
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/linkedbytes/lbstring/mod.rs:24:35
[INFO] [stdout]    |
[INFO] [stdout] 11 | let my_string_lb = LBString::from(MY_STRING); // Creates an LBString from a string slice
[INFO] [stdout]    |                    -------------- ^^^^^^^^^ expected `LBString`, found `&str`
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    arguments to this function are incorrect
[INFO] [stdout]    |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]   --> /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/convert/mod.rs:588:8
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/linkedbytes/lbstring/mod.rs:25:35
[INFO] [stdout]    |
[INFO] [stdout] 12 | let stdstring_lb = LBString::from(stdstring); // Creates an LBString from a String
[INFO] [stdout]    |                    -------------- ^^^^^^^^^ expected `LBString`, found `String`
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    arguments to this function are incorrect
[INFO] [stdout]    |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]   --> /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/convert/mod.rs:588:8
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `String: From<LBString>` is not satisfied
[INFO] [stdout]   --> src/linkedbytes/lbstring/mod.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | assert_eq!(String::from(my_string_lb), MY_STRING);
[INFO] [stdout]    |            ^^^^^^ the trait `From<LBString>` is not implemented for `String`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the following other types implement trait `From<T>`:
[INFO] [stdout]              `String` implements `From<&String>`
[INFO] [stdout]              `String` implements `From<&mut str>`
[INFO] [stdout]              `String` implements `From<&str>`
[INFO] [stdout]              `String` implements `From<Box<str>>`
[INFO] [stdout]              `String` implements `From<Cow<'_, str>>`
[INFO] [stdout]              `String` implements `From<char>`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `String: From<LBString>` is not satisfied
[INFO] [stdout]   --> src/linkedbytes/lbstring/mod.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | assert_eq!(String::from(stdstring_lb), "This is a standard string!");
[INFO] [stdout]    |            ^^^^^^ the trait `From<LBString>` is not implemented for `String`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the following other types implement trait `From<T>`:
[INFO] [stdout]              `String` implements `From<&String>`
[INFO] [stdout]              `String` implements `From<&mut str>`
[INFO] [stdout]              `String` implements `From<&str>`
[INFO] [stdout]              `String` implements `From<Box<str>>`
[INFO] [stdout]              `String` implements `From<Cow<'_, str>>`
[INFO] [stdout]              `String` implements `From<char>`
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `String: From<LBString>` is not satisfied
[INFO] [stdout]   --> src/linkedbytes/lbstring/mod.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | assert_eq!(String::from(my_string_lb_2), MY_STRING);
[INFO] [stdout]    |            ^^^^^^ the trait `From<LBString>` is not implemented for `String`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the following other types implement trait `From<T>`:
[INFO] [stdout]              `String` implements `From<&String>`
[INFO] [stdout]              `String` implements `From<&mut str>`
[INFO] [stdout]              `String` implements `From<&str>`
[INFO] [stdout]              `String` implements `From<Box<str>>`
[INFO] [stdout]              `String` implements `From<Cow<'_, str>>`
[INFO] [stdout]              `String` implements `From<char>`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0308.
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/linkedbytes/ops/gcd.rs - linkedbytes::ops::gcd::LBNum::gcd (line 10) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] [src/linkedbytes/ops/gcd.rs:24:21] &lhs = LBNum(
[INFO] [stdout]     LBSequence(
[INFO] [stdout]         [
[INFO] [stdout]             LinkedByte(
[INFO] [stdout]                 18,
[INFO] [stdout]                 "end",
[INFO] [stdout]             ),
[INFO] [stdout]         ],
[INFO] [stdout]     ),
[INFO] [stdout] )
[INFO] [stdout] [src/linkedbytes/ops/gcd.rs:25:21] &rhs = LBNum(
[INFO] [stdout]     LBSequence(
[INFO] [stdout]         [
[INFO] [stdout]             LinkedByte(
[INFO] [stdout]                 12,
[INFO] [stdout]                 "end",
[INFO] [stdout]             ),
[INFO] [stdout]         ],
[INFO] [stdout]     ),
[INFO] [stdout] )
[INFO] [stdout] 
[INFO] [stdout] thread 'main' panicked at src/linkedbytes/ops/sub.rs:113:17:
[INFO] [stdout] BigBit integer underflow
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x57550167c2b2 - std::backtrace_rs::backtrace::libunwind::trace::hd39b1f53d3cf9745
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x57550167c2b2 - std::backtrace_rs::backtrace::trace_unsynchronized::he91d9a75d4e3972b
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x57550167c2b2 - std::sys::backtrace::_print_fmt::hca46938f8c6e22cf
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x57550167c2b2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha499add612cccf8e
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x575501697d93 - core::fmt::rt::Argument::fmt::hd21145b75a833b7a
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x575501697d93 - core::fmt::write::hb10c956f5235c8a4
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/fmt/mod.rs:1465:25
[INFO] [stdout]    6:     0x575501679ef3 - std::io::default_write_fmt::h1470b6bb31d733fd
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x575501679ef3 - std::io::Write::write_fmt::hd8146ab3991543d1
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x57550167c102 - std::sys::backtrace::BacktraceLock::print::hb47c770ef659fd10
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x57550167d186 - std::panicking::default_hook::{{closure}}::hdda8afb9d457a22c
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x57550167cf89 - std::panicking::default_hook::h7c46b44874fe5c9a
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:327:9
[INFO] [stdout]   11:     0x57550167db52 - std::panicking::rust_panic_with_hook::ha6cb99ed099eb1c5
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:833:13
[INFO] [stdout]   12:     0x57550167da2c - std::panicking::begin_panic::{{closure}}::h0f8706344c9ec311
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:770:9
[INFO] [stdout]   13:     0x57550167c7a9 - std::sys::backtrace::__rust_end_short_backtrace::h475b472ad5266ef1
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   14:     0x57550167d942 - std::panicking::begin_panic::h1915e13924f93329
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:769:5
[INFO] [stdout]   15:     0x575501659fb3 - bigbit::linkedbytes::ops::sub::<impl core::ops::arith::SubAssign<&bigbit::linkedbytes::LBNum> for bigbit::linkedbytes::LBNum>::sub_assign::hc806591186eb3dbe
[INFO] [stdout]                                at /opt/rustwide/workdir/src/linkedbytes/ops/sub.rs:113:17
[INFO] [stdout]   16:     0x575501659fb3 - bigbit::linkedbytes::ops::gcd::<impl bigbit::Gcd for bigbit::linkedbytes::LBNum>::gcd::h041364d1e1fd8abe
[INFO] [stdout]   17:     0x5755016587e8 - rust_out::main::_doctest_main_src_linkedbytes_ops_gcd_rs_10_0::h5eac0b4b196e3e12
[INFO] [stdout]   18:     0x575501658626 - rust_out::main::h707a703e23e8b691
[INFO] [stdout]   19:     0x575501657f63 - core::ops::function::FnOnce::call_once::hacedfcda517d60ac
[INFO] [stdout]   20:     0x575501657ca6 - std::sys::backtrace::__rust_begin_short_backtrace::h4237a9aceaf0c727
[INFO] [stdout]   21:     0x575501657c89 - std::rt::lang_start::{{closure}}::hd68394c0f7c71761
[INFO] [stdout]   22:     0x575501676fa0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h106557a9d245eb10
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/core/src/ops/function.rs:284:21
[INFO] [stdout]   23:     0x575501676fa0 - std::panicking::catch_unwind::do_call::h18100d9574045a86
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:589:40
[INFO] [stdout]   24:     0x575501676fa0 - std::panicking::catch_unwind::hf9f86a2471d520c7
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:552:19
[INFO] [stdout]   25:     0x575501676fa0 - std::panic::catch_unwind::h410688ae8e8348a9
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panic.rs:359:14
[INFO] [stdout]   26:     0x575501676fa0 - std::rt::lang_start_internal::{{closure}}::h42fee7344f1a80c6
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/rt.rs:175:24
[INFO] [stdout]   27:     0x575501676fa0 - std::panicking::catch_unwind::do_call::h62b4ab9c433ebcfb
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:589:40
[INFO] [stdout]   28:     0x575501676fa0 - std::panicking::catch_unwind::h61ceb8228d4a4310
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panicking.rs:552:19
[INFO] [stdout]   29:     0x575501676fa0 - std::panic::catch_unwind::hf4a60a68b20bb306
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x575501676fa0 - std::rt::lang_start_internal::h3478bd2aa4cc9cb2
[INFO] [stdout]                                at /rustc/d98a5da813da67eb189387b8ccfb73cf481275d8/library/std/src/rt.rs:171:5
[INFO] [stdout]   31:     0x575501657c71 - std::rt::lang_start::h323b15ce03982075
[INFO] [stdout]   32:     0x575501658a85 - main
[INFO] [stdout]   33:     0x7e4e7e3be1ca - <unknown>
[INFO] [stdout]   34:     0x7e4e7e3be28b - __libc_start_main
[INFO] [stdout]   35:     0x575501657985 - _start
[INFO] [stdout]   36:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/linkedbytes/lbstring/mod.rs - linkedbytes::lbstring::LBString (line 16)
[INFO] [stdout]     src/linkedbytes/ops/gcd.rs - linkedbytes::ops::gcd::LBNum::gcd (line 10)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.27s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2c63a5fd74ed114f268c3a873ce28cc867cd8113b5dfaa47c2d2158ad9acef4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c63a5fd74ed114f268c3a873ce28cc867cd8113b5dfaa47c2d2158ad9acef4f", kill_on_drop: false }`
[INFO] [stdout] 2c63a5fd74ed114f268c3a873ce28cc867cd8113b5dfaa47c2d2158ad9acef4f
