[INFO] fetching crate number-theory 0.0.25...
[INFO] building number-theory-0.0.25 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate number-theory 0.0.25 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate number-theory 0.0.25
[INFO] finished tweaking crates.io crate number-theory 0.0.25
[INFO] tweaked toml for crates.io crate number-theory 0.0.25 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate number-theory 0.0.25 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate number-theory 0.0.25 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d574a2857cbae824a258f14339e2bbf726cc537bfcc35bb1d00c86ad2d84a32
[INFO] running `Command { std: "docker" "start" "-a" "3d574a2857cbae824a258f14339e2bbf726cc537bfcc35bb1d00c86ad2d84a32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d574a2857cbae824a258f14339e2bbf726cc537bfcc35bb1d00c86ad2d84a32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d574a2857cbae824a258f14339e2bbf726cc537bfcc35bb1d00c86ad2d84a32", kill_on_drop: false }`
[INFO] [stdout] 3d574a2857cbae824a258f14339e2bbf726cc537bfcc35bb1d00c86ad2d84a32
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ba2ef6c5118165a979d2702613daa3fdf7bc93a01cc5cfd647e30568b00c7f5
[INFO] running `Command { std: "docker" "start" "-a" "2ba2ef6c5118165a979d2702613daa3fdf7bc93a01cc5cfd647e30568b00c7f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling machine-prime v1.5.5
[INFO] [stderr]    Compiling number-theory v0.0.25 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/structs.rs:58:23
[INFO] [stdout]    |
[INFO] [stdout] 58 |    pub fn factor_iter(&self) -> std::slice::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] 58 |    pub fn factor_iter(&self) -> std::slice::Iter<'_, T>{
[INFO] [stdout]    |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/structs.rs:62:22
[INFO] [stdout]    |
[INFO] [stdout] 62 |    pub fn power_iter(&self) -> std::slice::Iter<u64>{
[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] 62 |    pub fn power_iter(&self) -> std::slice::Iter<'_, u64>{
[INFO] [stdout]    |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/structs.rs:74:20
[INFO] [stdout]    |
[INFO] [stdout] 74 |   pub fn pair_iter(&self) -> std::iter::Zip<std::slice::Iter<T>,std::slice::Iter<u64>>{
[INFO] [stdout]    |                    ^^^^^                    ^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                    |                        |
[INFO] [stdout]    |                    |                        the same lifetime is hidden here
[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] 74 |   pub fn pair_iter(&self) -> std::iter::Zip<std::slice::Iter<'_, T>,std::slice::Iter<'_, u64>>{
[INFO] [stdout]    |                                                              +++                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.50s
[INFO] running `Command { std: "docker" "inspect" "2ba2ef6c5118165a979d2702613daa3fdf7bc93a01cc5cfd647e30568b00c7f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ba2ef6c5118165a979d2702613daa3fdf7bc93a01cc5cfd647e30568b00c7f5", kill_on_drop: false }`
[INFO] [stdout] 2ba2ef6c5118165a979d2702613daa3fdf7bc93a01cc5cfd647e30568b00c7f5
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ff443f7663bf047589035710cbf2a4dc1724e6bbb143b97d0f9d2f3577bf571
[INFO] running `Command { std: "docker" "start" "-a" "0ff443f7663bf047589035710cbf2a4dc1724e6bbb143b97d0f9d2f3577bf571", kill_on_drop: false }`
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/structs.rs:58:23
[INFO] [stdout]    |
[INFO] [stdout] 58 |    pub fn factor_iter(&self) -> std::slice::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] 58 |    pub fn factor_iter(&self) -> std::slice::Iter<'_, T>{
[INFO] [stdout]    |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/structs.rs:62:22
[INFO] [stdout]    |
[INFO] [stdout] 62 |    pub fn power_iter(&self) -> std::slice::Iter<u64>{
[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] 62 |    pub fn power_iter(&self) -> std::slice::Iter<'_, u64>{
[INFO] [stdout]    |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/structs.rs:74:20
[INFO] [stdout]    |
[INFO] [stdout] 74 |   pub fn pair_iter(&self) -> std::iter::Zip<std::slice::Iter<T>,std::slice::Iter<u64>>{
[INFO] [stdout]    |                    ^^^^^                    ^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                    |                        |
[INFO] [stdout]    |                    |                        the same lifetime is hidden here
[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] 74 |   pub fn pair_iter(&self) -> std::iter::Zip<std::slice::Iter<'_, T>,std::slice::Iter<'_, u64>>{
[INFO] [stdout]    |                                                              +++                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling number-theory v0.0.25 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/structs.rs:58:23
[INFO] [stdout]    |
[INFO] [stdout] 58 |    pub fn factor_iter(&self) -> std::slice::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] 58 |    pub fn factor_iter(&self) -> std::slice::Iter<'_, T>{
[INFO] [stdout]    |                                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/structs.rs:62:22
[INFO] [stdout]    |
[INFO] [stdout] 62 |    pub fn power_iter(&self) -> std::slice::Iter<u64>{
[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] 62 |    pub fn power_iter(&self) -> std::slice::Iter<'_, u64>{
[INFO] [stdout]    |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/structs.rs:74:20
[INFO] [stdout]    |
[INFO] [stdout] 74 |   pub fn pair_iter(&self) -> std::iter::Zip<std::slice::Iter<T>,std::slice::Iter<u64>>{
[INFO] [stdout]    |                    ^^^^^                    ^^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                    |                        |
[INFO] [stdout]    |                    |                        the same lifetime is hidden here
[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] 74 |   pub fn pair_iter(&self) -> std::iter::Zip<std::slice::Iter<'_, T>,std::slice::Iter<'_, u64>>{
[INFO] [stdout]    |                                                              +++                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.27s
[INFO] running `Command { std: "docker" "inspect" "0ff443f7663bf047589035710cbf2a4dc1724e6bbb143b97d0f9d2f3577bf571", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ff443f7663bf047589035710cbf2a4dc1724e6bbb143b97d0f9d2f3577bf571", kill_on_drop: false }`
[INFO] [stdout] 0ff443f7663bf047589035710cbf2a4dc1724e6bbb143b97d0f9d2f3577bf571
