[INFO] fetching crate lambda 0.0.1...
[INFO] checking lambda-0.0.1 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate lambda 0.0.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate lambda 0.0.1 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lambda 0.0.1
[INFO] finished tweaking crates.io crate lambda 0.0.1
[INFO] tweaked toml for crates.io crate lambda 0.0.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c6fe188df6a451a04509e93c6e9705ef4d02c95ed03aaf72eb2b7e9ec6061322
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c6fe188df6a451a04509e93c6e9705ef4d02c95ed03aaf72eb2b7e9ec6061322", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c6fe188df6a451a04509e93c6e9705ef4d02c95ed03aaf72eb2b7e9ec6061322", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6fe188df6a451a04509e93c6e9705ef4d02c95ed03aaf72eb2b7e9ec6061322", kill_on_drop: false }`
[INFO] [stdout] c6fe188df6a451a04509e93c6e9705ef4d02c95ed03aaf72eb2b7e9ec6061322
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f67240ce84bd7ed3dd0e758b3cef3f3cb7799646ea68d4d920431921b9c1f5e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9f67240ce84bd7ed3dd0e758b3cef3f3cb7799646ea68d4d920431921b9c1f5e", kill_on_drop: false }`
[INFO] [stderr]     Checking morphism v0.4.1
[INFO] [stderr]     Checking lambda v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: invalid suffix `u` for integer literal
[INFO] [stdout]   --> src/lib.rs:91:26
[INFO] [stdout]    |
[INFO] [stdout] 91 |             .o(| (x,) | (0u + x, 1u + x))
[INFO] [stdout]    |                          ^^ invalid suffix `u`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid suffix `u` for integer literal
[INFO] [stdout]   --> src/lib.rs:91:34
[INFO] [stdout]    |
[INFO] [stdout] 91 |             .o(| (x,) | (0u + x, 1u + x))
[INFO] [stdout]    |                                  ^^ invalid suffix `u`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid suffix `u` for integer literal
[INFO] [stdout]   --> src/lib.rs:92:28
[INFO] [stdout]    |
[INFO] [stdout] 92 |             .o(| (x, y) | (0u + x, 1u + y, 2u + y))
[INFO] [stdout]    |                            ^^ invalid suffix `u`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid suffix `u` for integer literal
[INFO] [stdout]   --> src/lib.rs:92:36
[INFO] [stdout]    |
[INFO] [stdout] 92 |             .o(| (x, y) | (0u + x, 1u + y, 2u + y))
[INFO] [stdout]    |                                    ^^ invalid suffix `u`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid suffix `u` for integer literal
[INFO] [stdout]   --> src/lib.rs:92:44
[INFO] [stdout]    |
[INFO] [stdout] 92 |             .o(| (x, y) | (0u + x, 1u + y, 2u + y))
[INFO] [stdout]    |                                            ^^ invalid suffix `u`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid suffix `u` for integer literal
[INFO] [stdout]   --> src/lib.rs:91:26
[INFO] [stdout]    |
[INFO] [stdout] 91 |             .o(| (x,) | (0u + x, 1u + x))
[INFO] [stdout]    |                          ^^ invalid suffix `u`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid suffix `u` for integer literal
[INFO] [stdout]   --> src/lib.rs:91:34
[INFO] [stdout]    |
[INFO] [stdout] 91 |             .o(| (x,) | (0u + x, 1u + x))
[INFO] [stdout]    |                                  ^^ invalid suffix `u`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid suffix `u` for integer literal
[INFO] [stdout]   --> src/lib.rs:92:28
[INFO] [stdout]    |
[INFO] [stdout] 92 |             .o(| (x, y) | (0u + x, 1u + y, 2u + y))
[INFO] [stdout]    |                            ^^ invalid suffix `u`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid suffix `u` for integer literal
[INFO] [stdout]   --> src/lib.rs:92:36
[INFO] [stdout]    |
[INFO] [stdout] 92 |             .o(| (x, y) | (0u + x, 1u + y, 2u + y))
[INFO] [stdout]    |                                    ^^ invalid suffix `u`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid suffix `u` for integer literal
[INFO] [stdout]   --> src/lib.rs:92:44
[INFO] [stdout]    |
[INFO] [stdout] 92 |             .o(| (x, y) | (0u + x, 1u + y, 2u + y))
[INFO] [stdout]    |                                            ^^ invalid suffix `u`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid suffix `u` for integer literal
[INFO] [stdout]   --> src/lib.rs:80:59
[INFO] [stdout]    |
[INFO] [stdout] 80 |         assert_eq!(lambda!(| x | 42u * x).o(| x | (x, x))(1u), (42u, 42u));
[INFO] [stdout]    |                                                           ^^ invalid suffix `u`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid suffix `u` for integer literal
[INFO] [stdout]   --> src/lib.rs:80:65
[INFO] [stdout]    |
[INFO] [stdout] 80 |         assert_eq!(lambda!(| x | 42u * x).o(| x | (x, x))(1u), (42u, 42u));
[INFO] [stdout]    |                                                                 ^^^ invalid suffix `u`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid suffix `u` for integer literal
[INFO] [stdout]   --> src/lib.rs:80:70
[INFO] [stdout]    |
[INFO] [stdout] 80 |         assert_eq!(lambda!(| x | 42u * x).o(| x | (x, x))(1u), (42u, 42u));
[INFO] [stdout]    |                                                                      ^^^ invalid suffix `u`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid suffix `u` for integer literal
[INFO] [stdout]   --> src/lib.rs:80:34
[INFO] [stdout]    |
[INFO] [stdout] 80 |         assert_eq!(lambda!(| x | 42u * x).o(| x | (x, x))(1u), (42u, 42u));
[INFO] [stdout]    |                                  ^^^ invalid suffix `u`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid suffix `u` for integer literal
[INFO] [stdout]   --> src/lib.rs:85:54
[INFO] [stdout]    |
[INFO] [stdout] 85 |         assert_eq!(λ!(| x | 42u * x).o(| x | (x, x))(1u), (42u, 42u));
[INFO] [stdout]    |                                                      ^^ invalid suffix `u`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid suffix `u` for integer literal
[INFO] [stdout]   --> src/lib.rs:85:60
[INFO] [stdout]    |
[INFO] [stdout] 85 |         assert_eq!(λ!(| x | 42u * x).o(| x | (x, x))(1u), (42u, 42u));
[INFO] [stdout]    |                                                            ^^^ invalid suffix `u`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid suffix `u` for integer literal
[INFO] [stdout]   --> src/lib.rs:85:65
[INFO] [stdout]    |
[INFO] [stdout] 85 |         assert_eq!(λ!(| x | 42u * x).o(| x | (x, x))(1u), (42u, 42u));
[INFO] [stdout]    |                                                                 ^^^ invalid suffix `u`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid suffix `u` for integer literal
[INFO] [stdout]   --> src/lib.rs:85:29
[INFO] [stdout]    |
[INFO] [stdout] 85 |         assert_eq!(λ!(| x | 42u * x).o(| x | (x, x))(1u), (42u, 42u));
[INFO] [stdout]    |                             ^^^ invalid suffix `u`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid suffix `u` for integer literal
[INFO] [stdout]   --> src/lib.rs:90:27
[INFO] [stdout]    |
[INFO] [stdout] 90 |         let f = λ!(| x | (0u + x,))
[INFO] [stdout]    |                           ^^ invalid suffix `u`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::iter::AdditiveIterator`
[INFO] [stdout]   --> src/lib.rs:99:13
[INFO] [stdout]    |
[INFO] [stdout] 99 |         use std::iter::AdditiveIterator;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `AdditiveIterator` in `iter`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::num::Float`
[INFO] [stdout]    --> src/lib.rs:100:13
[INFO] [stdout]     |
[INFO] [stdout] 100 |         use std::num::Float;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^ no `Float` in `num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lambda`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0425]: cannot find function `range` in this scope
[INFO] [stdout]    --> src/lib.rs:107:19
[INFO] [stdout]     |
[INFO] [stdout] 107 |         let res = range(0u64, 9).map(f).sum();
[INFO] [stdout]     |                   ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/lib.rs:104:31
[INFO] [stdout]     |
[INFO] [stdout] 104 |             .o(| x | 1.5f64 + x.to_f64().unwrap())
[INFO] [stdout]     |                               ^ cannot infer type
[INFO] [stdout]     |
[INFO] [stdout]     = note: type must be known at this point
[INFO] [stdout] help: consider specifying the type arguments in the method call
[INFO] [stdout]     |
[INFO] [stdout] 29  |     ( $closure:expr ) => { Morphism::new().tail::<C, F>($closure) }
[INFO] [stdout]     |                                                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 18 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0425, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "9f67240ce84bd7ed3dd0e758b3cef3f3cb7799646ea68d4d920431921b9c1f5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f67240ce84bd7ed3dd0e758b3cef3f3cb7799646ea68d4d920431921b9c1f5e", kill_on_drop: false }`
[INFO] [stdout] 9f67240ce84bd7ed3dd0e758b3cef3f3cb7799646ea68d4d920431921b9c1f5e