[INFO] fetching crate flexint 0.1.0...
[INFO] testing flexint-0.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_getrandom_patch_0
[INFO] extracting crate flexint 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate flexint 0.1.0
[INFO] finished tweaking crates.io crate flexint 0.1.0
[INFO] tweaked toml for crates.io crate flexint 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate flexint 0.1.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 113 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.5.1 (available: v0.6.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded trait-tactics-macros v0.1.0
[INFO] [stderr]   Downloaded trait-tactics v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a5daf83511c3faae9fac781f9c65cc186561cc0be9a024ebf8b0eeba9216baf0
[INFO] running `Command { std: "docker" "start" "-a" "a5daf83511c3faae9fac781f9c65cc186561cc0be9a024ebf8b0eeba9216baf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a5daf83511c3faae9fac781f9c65cc186561cc0be9a024ebf8b0eeba9216baf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5daf83511c3faae9fac781f9c65cc186561cc0be9a024ebf8b0eeba9216baf0", kill_on_drop: false }`
[INFO] [stdout] a5daf83511c3faae9fac781f9c65cc186561cc0be9a024ebf8b0eeba9216baf0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 9bd9b68178e3145ed791d5fcfdebea84b0642a9918bd1f5db4a4030f57d123dc
[INFO] running `Command { std: "docker" "start" "-a" "9bd9b68178e3145ed791d5fcfdebea84b0642a9918bd1f5db4a4030f57d123dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling trait-tactics-macros v0.1.0
[INFO] [stderr]    Compiling trait-tactics v0.1.0
[INFO] [stderr]    Compiling flexint v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]    --> src/lib.rs:255:24
[INFO] [stdout]     |
[INFO] [stdout] 255 |                       if let Ok(n) = <$Small>::try_from(n) {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 505 | / flex_type!(
[INFO] [stdout] 506 | |     FlexUint, u64, BigUint,
[INFO] [stdout] 507 | |     desc = "unsigned",
[INFO] [stdout] 508 | |     from = [u8 u16 u32 u128 usize],
[INFO] [stdout] 509 | |     try_from = [i8 i16 i32 i64 i128 isize],
[INFO] [stdout] 510 | |     cmp_small_big = |_| Ordering::Greater,
[INFO] [stdout] 511 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]     = help: consider replacing the `if let` with a `let`
[INFO] [stdout]     = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `flex_type` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]    --> src/lib.rs:255:24
[INFO] [stdout]     |
[INFO] [stdout] 255 |                       if let Ok(n) = <$Small>::try_from(n) {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 513 | / flex_type!(
[INFO] [stdout] 514 | |     FlexInt, i64, BigInt,
[INFO] [stdout] 515 | |     desc = "signed",
[INFO] [stdout] 516 | |     from = [u8 u16 u32 u64 u128 usize i8 i16 i32 i128 isize],
[INFO] [stdout] 517 | |     try_from = [],
[INFO] [stdout] 518 | |     cmp_small_big = |big| Sign::NoSign.cmp(&big.sign()),
[INFO] [stdout] 519 | | );
[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: this warning originates in the macro `flex_type` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.97s
[INFO] running `Command { std: "docker" "inspect" "9bd9b68178e3145ed791d5fcfdebea84b0642a9918bd1f5db4a4030f57d123dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bd9b68178e3145ed791d5fcfdebea84b0642a9918bd1f5db4a4030f57d123dc", kill_on_drop: false }`
[INFO] [stdout] 9bd9b68178e3145ed791d5fcfdebea84b0642a9918bd1f5db4a4030f57d123dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 5b07a2fe4f78ba720c26c81b115432c53930a77c85228303a1ea089d72886487
[INFO] running `Command { std: "docker" "start" "-a" "5b07a2fe4f78ba720c26c81b115432c53930a77c85228303a1ea089d72886487", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]    --> src/lib.rs:255:24
[INFO] [stdout]     |
[INFO] [stdout] 255 |                       if let Ok(n) = <$Small>::try_from(n) {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 505 | / flex_type!(
[INFO] [stdout] 506 | |     FlexUint, u64, BigUint,
[INFO] [stdout] 507 | |     desc = "unsigned",
[INFO] [stdout] 508 | |     from = [u8 u16 u32 u128 usize],
[INFO] [stdout] 509 | |     try_from = [i8 i16 i32 i64 i128 isize],
[INFO] [stdout] 510 | |     cmp_small_big = |_| Ordering::Greater,
[INFO] [stdout] 511 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]     = help: consider replacing the `if let` with a `let`
[INFO] [stdout]     = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `flex_type` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]    --> src/lib.rs:255:24
[INFO] [stdout]     |
[INFO] [stdout] 255 |                       if let Ok(n) = <$Small>::try_from(n) {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 513 | / flex_type!(
[INFO] [stdout] 514 | |     FlexInt, i64, BigInt,
[INFO] [stdout] 515 | |     desc = "signed",
[INFO] [stdout] 516 | |     from = [u8 u16 u32 u64 u128 usize i8 i16 i32 i128 isize],
[INFO] [stdout] 517 | |     try_from = [],
[INFO] [stdout] 518 | |     cmp_small_big = |big| Sign::NoSign.cmp(&big.sign()),
[INFO] [stdout] 519 | | );
[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: this warning originates in the macro `flex_type` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]    Compiling flexint v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]    --> src/lib.rs:255:24
[INFO] [stdout]     |
[INFO] [stdout] 255 |                       if let Ok(n) = <$Small>::try_from(n) {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 505 | / flex_type!(
[INFO] [stdout] 506 | |     FlexUint, u64, BigUint,
[INFO] [stdout] 507 | |     desc = "unsigned",
[INFO] [stdout] 508 | |     from = [u8 u16 u32 u128 usize],
[INFO] [stdout] 509 | |     try_from = [i8 i16 i32 i64 i128 isize],
[INFO] [stdout] 510 | |     cmp_small_big = |_| Ordering::Greater,
[INFO] [stdout] 511 | | );
[INFO] [stdout]     | |_- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]     = help: consider replacing the `if let` with a `let`
[INFO] [stdout]     = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `flex_type` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]    --> src/lib.rs:255:24
[INFO] [stdout]     |
[INFO] [stdout] 255 |                       if let Ok(n) = <$Small>::try_from(n) {
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 513 | / flex_type!(
[INFO] [stdout] 514 | |     FlexInt, i64, BigInt,
[INFO] [stdout] 515 | |     desc = "signed",
[INFO] [stdout] 516 | |     from = [u8 u16 u32 u64 u128 usize i8 i16 i32 i128 isize],
[INFO] [stdout] 517 | |     try_from = [],
[INFO] [stdout] 518 | |     cmp_small_big = |big| Sign::NoSign.cmp(&big.sign()),
[INFO] [stdout] 519 | | );
[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: this warning originates in the macro `flex_type` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 17.39s
[INFO] running `Command { std: "docker" "inspect" "5b07a2fe4f78ba720c26c81b115432c53930a77c85228303a1ea089d72886487", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b07a2fe4f78ba720c26c81b115432c53930a77c85228303a1ea089d72886487", kill_on_drop: false }`
[INFO] [stdout] 5b07a2fe4f78ba720c26c81b115432c53930a77c85228303a1ea089d72886487
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 3bb86eccd2ef9badc67285ffbddabe0bbee42e2838217afe8c9728ed438c181c
[INFO] running `Command { std: "docker" "start" "-a" "3bb86eccd2ef9badc67285ffbddabe0bbee42e2838217afe8c9728ed438c181c", kill_on_drop: false }`
[INFO] [stderr] warning: irrefutable `if let` pattern
[INFO] [stderr]    --> src/lib.rs:255:24
[INFO] [stderr]     |
[INFO] [stderr] 255 |                       if let Ok(n) = <$Small>::try_from(n) {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 505 | / flex_type!(
[INFO] [stderr] 506 | |     FlexUint, u64, BigUint,
[INFO] [stderr] 507 | |     desc = "unsigned",
[INFO] [stderr] 508 | |     from = [u8 u16 u32 u128 usize],
[INFO] [stderr] 509 | |     try_from = [i8 i16 i32 i64 i128 isize],
[INFO] [stderr] 510 | |     cmp_small_big = |_| Ordering::Greater,
[INFO] [stderr] 511 | | );
[INFO] [stderr]     | |_- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this pattern will always match, so the `if let` is useless
[INFO] [stderr]     = help: consider replacing the `if let` with a `let`
[INFO] [stderr]     = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stderr]     = note: this warning originates in the macro `flex_type` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: irrefutable `if let` pattern
[INFO] [stderr]    --> src/lib.rs:255:24
[INFO] [stderr]     |
[INFO] [stderr] 255 |                       if let Ok(n) = <$Small>::try_from(n) {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 513 | / flex_type!(
[INFO] [stderr] 514 | |     FlexInt, i64, BigInt,
[INFO] [stderr] 515 | |     desc = "signed",
[INFO] [stderr] 516 | |     from = [u8 u16 u32 u64 u128 usize i8 i16 i32 i128 isize],
[INFO] [stderr] 517 | |     try_from = [],
[INFO] [stderr] 518 | |     cmp_small_big = |big| Sign::NoSign.cmp(&big.sign()),
[INFO] [stderr] 519 | | );
[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: this warning originates in the macro `flex_type` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `flexint` (lib) generated 2 warnings
[INFO] [stderr] warning: `flexint` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/flexint-1b7d581c2e0e870b)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_checked_pow ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3bb86eccd2ef9badc67285ffbddabe0bbee42e2838217afe8c9728ed438c181c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bb86eccd2ef9badc67285ffbddabe0bbee42e2838217afe8c9728ed438c181c", kill_on_drop: false }`
[INFO] [stdout] 3bb86eccd2ef9badc67285ffbddabe0bbee42e2838217afe8c9728ed438c181c