[INFO] fetching crate number-encoding 0.2.1...
[INFO] testing number-encoding-0.2.1 against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065-1
[INFO] extracting crate number-encoding 0.2.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate number-encoding 0.2.1
[INFO] finished tweaking crates.io crate number-encoding 0.2.1
[INFO] tweaked toml for crates.io crate number-encoding 0.2.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate number-encoding 0.2.1 on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a4884c82e498951a77d4507f64a415633425c4a525564f769d2f46f0ea8923a0
[INFO] running `Command { std: "docker" "start" "-a" "a4884c82e498951a77d4507f64a415633425c4a525564f769d2f46f0ea8923a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4884c82e498951a77d4507f64a415633425c4a525564f769d2f46f0ea8923a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4884c82e498951a77d4507f64a415633425c4a525564f769d2f46f0ea8923a0", kill_on_drop: false }`
[INFO] [stdout] a4884c82e498951a77d4507f64a415633425c4a525564f769d2f46f0ea8923a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c542ebdaaf525ad73219b346ac46ccb86d01af2c416bd6474387ca1939b6b64
[INFO] running `Command { std: "docker" "start" "-a" "2c542ebdaaf525ad73219b346ac46ccb86d01af2c416bd6474387ca1939b6b64", kill_on_drop: false }`
[INFO] [stderr]    Compiling number-encoding v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/factoradics.rs:218:20
[INFO] [stdout]     |
[INFO] [stdout] 218 |     pub fn new(xs: &mut [T]) -> Iter<T> {
[INFO] [stdout]     |                    ^^^^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 218 |     pub fn new(xs: &mut [T]) -> Iter<'_, T> {
[INFO] [stdout]     |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/multinadics.rs:251:20
[INFO] [stdout]     |
[INFO] [stdout] 251 |     pub fn new(xs: &mut [T]) -> Iter<T> {
[INFO] [stdout]     |                    ^^^^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 251 |     pub fn new(xs: &mut [T]) -> Iter<'_, T> {
[INFO] [stdout]     |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "2c542ebdaaf525ad73219b346ac46ccb86d01af2c416bd6474387ca1939b6b64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c542ebdaaf525ad73219b346ac46ccb86d01af2c416bd6474387ca1939b6b64", kill_on_drop: false }`
[INFO] [stdout] 2c542ebdaaf525ad73219b346ac46ccb86d01af2c416bd6474387ca1939b6b64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c046652f1ed0e2d5c70de32d5aace976130c7d971d9aa9a88d67b4c35e39b11c
[INFO] running `Command { std: "docker" "start" "-a" "c046652f1ed0e2d5c70de32d5aace976130c7d971d9aa9a88d67b4c35e39b11c", kill_on_drop: false }`
[INFO] [stderr]    Compiling number-encoding v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/factoradics.rs:218:20
[INFO] [stdout]     |
[INFO] [stdout] 218 |     pub fn new(xs: &mut [T]) -> Iter<T> {
[INFO] [stdout]     |                    ^^^^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 218 |     pub fn new(xs: &mut [T]) -> Iter<'_, T> {
[INFO] [stdout]     |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/multinadics.rs:251:20
[INFO] [stdout]     |
[INFO] [stdout] 251 |     pub fn new(xs: &mut [T]) -> Iter<T> {
[INFO] [stdout]     |                    ^^^^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 251 |     pub fn new(xs: &mut [T]) -> Iter<'_, T> {
[INFO] [stdout]     |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/factoradics.rs:218:20
[INFO] [stdout]     |
[INFO] [stdout] 218 |     pub fn new(xs: &mut [T]) -> Iter<T> {
[INFO] [stdout]     |                    ^^^^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 218 |     pub fn new(xs: &mut [T]) -> Iter<'_, T> {
[INFO] [stdout]     |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/multinadics.rs:251:20
[INFO] [stdout]     |
[INFO] [stdout] 251 |     pub fn new(xs: &mut [T]) -> Iter<T> {
[INFO] [stdout]     |                    ^^^^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 251 |     pub fn new(xs: &mut [T]) -> Iter<'_, T> {
[INFO] [stdout]     |                                      +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "c046652f1ed0e2d5c70de32d5aace976130c7d971d9aa9a88d67b4c35e39b11c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c046652f1ed0e2d5c70de32d5aace976130c7d971d9aa9a88d67b4c35e39b11c", kill_on_drop: false }`
[INFO] [stdout] c046652f1ed0e2d5c70de32d5aace976130c7d971d9aa9a88d67b4c35e39b11c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f0887c4c191cb2e673f4207a5267919a0fd23c956349cfbd86b0d7aefedec3dd
[INFO] running `Command { std: "docker" "start" "-a" "f0887c4c191cb2e673f4207a5267919a0fd23c956349cfbd86b0d7aefedec3dd", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/factoradics.rs:218:20
[INFO] [stderr]     |
[INFO] [stderr] 218 |     pub fn new(xs: &mut [T]) -> Iter<T> {
[INFO] [stderr]     |                    ^^^^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 218 |     pub fn new(xs: &mut [T]) -> Iter<'_, T> {
[INFO] [stderr]     |                                      +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/multinadics.rs:251:20
[INFO] [stderr]     |
[INFO] [stderr] 251 |     pub fn new(xs: &mut [T]) -> Iter<T> {
[INFO] [stderr]     |                    ^^^^^^^^     ^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 251 |     pub fn new(xs: &mut [T]) -> Iter<'_, T> {
[INFO] [stderr]     |                                      +++
[INFO] [stderr] 
[INFO] [stderr] warning: `number-encoding` (lib) generated 2 warnings (run `cargo fix --lib -p number-encoding` to apply 2 suggestions)
[INFO] [stderr] warning: `number-encoding` (lib test) generated 2 warnings (2 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/number_encoding-b607a56a7c9ae287)
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test combinadics::decode_ok ... ok
[INFO] [stdout] test combinadics::encode_ok ... ok
[INFO] [stdout] test factoradics::encode_ok ... ok
[INFO] [stdout] test factoradics::iter_ok ... ok
[INFO] [stdout] test factorial_ok ... ok
[INFO] [stdout] test is_ordered_set_ok ... ok
[INFO] [stdout] test is_ordered_multiset_ok ... ok
[INFO] [stdout] test is_unordered_set_ok ... ok
[INFO] [stdout] test greatest_common_divisor_ok ... ok
[INFO] [stdout] test multinadics::decode_ok ... ok
[INFO] [stdout] test multinadics::encode_ok ... ok
[INFO] [stdout] test factoradics::decode_ok ... ok
[INFO] [stdout] test combinadics::iter_ok ... ok
[INFO] [stdout] test combination_ok ... ok
[INFO] [stdout] test combinadics::iter_new_from_ok ... ok
[INFO] [stdout] test multinomial_ok ... ok
[INFO] [stdout] test sequences::decode_len_ok ... ok
[INFO] [stdout] test sequences::decode_ok ... ok
[INFO] [stdout] test sequences::encode_ok ... ok
[INFO] [stderr]    Doc-tests number_encoding
[INFO] [stdout] test multinadics::iter_ok ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 33 tests
[INFO] [stdout] test src/combinadics.rs - combinadics::decode_mut (line 31) ... ok
[INFO] [stdout] test src/combinadics.rs - combinadics::Iter (line 189) ... ok
[INFO] [stdout] test src/combinadics.rs - combinadics::decode (line 85) ... ok
[INFO] [stdout] test src/combinadics.rs - combinadics::decode (line 69) ... ok
[INFO] [stdout] test src/combinadics.rs - combinadics::encode (line 128) ... ok
[INFO] [stdout] test src/factoradics.rs - factoradics::decode (line 60) ... ok
[INFO] [stdout] test src/factoradics.rs - factoradics::Iter (line 181) ... ok
[INFO] [stdout] test src/factoradics.rs - factoradics::decode_mut (line 28) ... ok
[INFO] [stdout] test src/lib.rs - combination (line 128) ... ok
[INFO] [stdout] test src/factoradics.rs - factoradics::encode (line 127) ... ok
[INFO] [stdout] test src/factoradics.rs - factoradics::Iter (line 192) ... ok
[INFO] [stdout] test src/factoradics.rs - factoradics::decode (line 76) ... ok
[INFO] [stdout] test src/factoradics.rs - factoradics::Iter (line 167) ... ok
[INFO] [stdout] test src/combinadics.rs - combinadics::Iter (line 205) ... ok
[INFO] [stdout] test src/lib.rs - factorial (line 89) ... ok
[INFO] [stdout] test src/combinadics.rs - combinadics::Iter (line 220) ... ok
[INFO] [stdout] test src/factoradics.rs - factoradics::encode (line 112) ... ok
[INFO] [stdout] test src/combinadics.rs - combinadics::encode (line 142) ... ok
[INFO] [stdout] test src/lib.rs - greatest_common_divisor (line 43) ... ok
[INFO] [stdout] test src/lib.rs - multinomial (line 180) ... ok
[INFO] [stdout] test src/multinadics.rs - multinadics::decode (line 89) ... ok
[INFO] [stdout] test src/multinadics.rs - multinadics::decode_mut (line 28) ... ok
[INFO] [stdout] test src/sequences.rs - sequences::encode (line 144) ... ok
[INFO] [stdout] test src/multinadics.rs - multinadics::decode (line 73) ... ok
[INFO] [stdout] test src/multinadics.rs - multinadics::encode (line 150) ... ok
[INFO] [stdout] test src/multinadics.rs - multinadics::encode (line 139) ... ok
[INFO] [stdout] test src/sequences.rs - sequences::decode (line 103) ... ok
[INFO] [stdout] test src/sequences.rs - sequences::decode_mut (line 61) ... ok
[INFO] [stdout] test src/multinadics.rs - multinadics::Iter (line 200) ... ok
[INFO] [stdout] test src/multinadics.rs - multinadics::Iter (line 214) ... ok
[INFO] [stdout] test src/multinadics.rs - multinadics::Iter (line 225) ... ok
[INFO] [stdout] test src/sequences.rs - sequences::encode (line 157) ... ok
[INFO] [stdout] test src/sequences.rs - sequences::decode (line 88) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 33 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.41s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f0887c4c191cb2e673f4207a5267919a0fd23c956349cfbd86b0d7aefedec3dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0887c4c191cb2e673f4207a5267919a0fd23c956349cfbd86b0d7aefedec3dd", kill_on_drop: false }`
[INFO] [stdout] f0887c4c191cb2e673f4207a5267919a0fd23c956349cfbd86b0d7aefedec3dd
