[INFO] cloning repository https://github.com/focus172/ext
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/focus172/ext" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffocus172%2Fext", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffocus172%2Fext'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8675e988d7faeb125434eec7e3c2a2f5b713379e
[INFO] testing focus172/ext against try#b8e88e5ddf5521a9f43ee3f62a702388c713e4bb for pr-155114
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffocus172%2Fext" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/focus172/ext
[INFO] finished tweaking git repo https://github.com/focus172/ext
[INFO] tweaked toml for git repo https://github.com/focus172/ext written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/focus172/ext on toolchain b8e88e5ddf5521a9f43ee3f62a702388c713e4bb
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/focus172/ext 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" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e6df40c8ec87f46660b581085307bcb4ebc44aea884deeb7f58b5464466f5272
[INFO] running `Command { std: "docker" "start" "-a" "e6df40c8ec87f46660b581085307bcb4ebc44aea884deeb7f58b5464466f5272", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e6df40c8ec87f46660b581085307bcb4ebc44aea884deeb7f58b5464466f5272", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6df40c8ec87f46660b581085307bcb4ebc44aea884deeb7f58b5464466f5272", kill_on_drop: false }`
[INFO] [stdout] e6df40c8ec87f46660b581085307bcb4ebc44aea884deeb7f58b5464466f5272
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 13e4bd03c4081f00aa3cb854845f84baefaf880a898c7ef1b4d619142e1b5158
[INFO] running `Command { std: "docker" "start" "-a" "13e4bd03c4081f00aa3cb854845f84baefaf880a898c7ef1b4d619142e1b5158", kill_on_drop: false }`
[INFO] [stderr]    Compiling some v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]   --> src/some.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     #[must_use]
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "13e4bd03c4081f00aa3cb854845f84baefaf880a898c7ef1b4d619142e1b5158", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13e4bd03c4081f00aa3cb854845f84baefaf880a898c7ef1b4d619142e1b5158", kill_on_drop: false }`
[INFO] [stdout] 13e4bd03c4081f00aa3cb854845f84baefaf880a898c7ef1b4d619142e1b5158
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e857ae1d888119d260451e4f76d4e9f4a5770811be7160e949daa435617f512f
[INFO] running `Command { std: "docker" "start" "-a" "e857ae1d888119d260451e4f76d4e9f4a5770811be7160e949daa435617f512f", kill_on_drop: false }`
[INFO] [stderr]    Compiling some v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]   --> src/some.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     #[must_use]
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]   --> src/some.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     #[must_use]
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "e857ae1d888119d260451e4f76d4e9f4a5770811be7160e949daa435617f512f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e857ae1d888119d260451e4f76d4e9f4a5770811be7160e949daa435617f512f", kill_on_drop: false }`
[INFO] [stdout] e857ae1d888119d260451e4f76d4e9f4a5770811be7160e949daa435617f512f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+b8e88e5ddf5521a9f43ee3f62a702388c713e4bb" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5be3aa21201789fd38128db5d7795e915480b3483bfd28f57e794f845a5396f7
[INFO] running `Command { std: "docker" "start" "-a" "5be3aa21201789fd38128db5d7795e915480b3483bfd28f57e794f845a5396f7", kill_on_drop: false }`
[INFO] [stderr] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout] 
[INFO] [stderr]   --> src/some.rs:16:5
[INFO] [stdout] running 1 test
[INFO] [stderr]    |
[INFO] [stdout] test some::test::can_early_return ... ok
[INFO] [stderr] 16 |     #[must_use]
[INFO] [stdout] 
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = help: `#[must_use]` can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[INFO] [stderr]    = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `some` (lib) generated 1 warning (run `cargo fix --lib -p some` to apply 1 suggestion)
[INFO] [stderr] warning: `some` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/some-62cc51e9b60d1d3d)
[INFO] [stderr]    Doc-tests some
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/some.rs - some::MoveIt::move_it (line 28) ... FAILED
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stdout] test src/lib.rs - (line 21) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/some.rs - some::MoveIt::move_it (line 28) stdout ----
[INFO] [stdout] error[E0433]: cannot find module or crate `ext` in this scope
[INFO] [stdout]   --> src/some.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | use ext::parse::moveit;
[INFO] [stdout]    |     ^^^ use of unresolved module or unlinked crate `ext`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `ext`, use `cargo add ext` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0423]: expected value, found crate `some`
[INFO] [stdout]   --> src/some.rs:34:14
[INFO] [stdout]    |
[INFO] [stdout] 34 |     .move_it(some)
[INFO] [stdout]    |              ^^^^
[INFO] [stdout]    |
[INFO] [stdout]   --> /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/core/src/option.rs:608:4
[INFO] [stdout]    |
[INFO] [stdout]    = note: similarly named tuple variant `Some` defined here
[INFO] [stdout] help: a tuple variant with a similar name exists (notice the capitalization)
[INFO] [stdout]    |
[INFO] [stdout] 34 -     .move_it(some)
[INFO] [stdout] 34 +     .move_it(Some)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: module `range` is private
[INFO] [stdout]   --> src/some.rs:30:16
[INFO] [stdout]    |
[INFO] [stdout] 30 | use core::ops::range;
[INFO] [stdout]    |                ^^^^^ private module
[INFO] [stdout]    |
[INFO] [stdout] note: the module `range` is defined here
[INFO] [stdout]   --> /rustc/b8e88e5ddf5521a9f43ee3f62a702388c713e4bb/library/core/src/ops/mod.rs:151:0
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `move_it` found for type `usize` in the current scope
[INFO] [stdout]   --> src/some.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 | 3_usize.move_it(|v| (v, v+4))
[INFO] [stdout]    |         ^^^^^^^ method not found in `usize`
[INFO] [stdout]    |
[INFO] [stdout]   ::: src/some.rs:39:8
[INFO] [stdout]    |
[INFO] [stdout] 39 |     fn move_it<F, U>(self, f: F) -> U
[INFO] [stdout]    |        ------- the method is available for `usize` here
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: trait `MoveIt` which provides `move_it` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]    |
[INFO] [stdout] 27 + use crate::some::some::MoveIt;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0423, E0433, E0599, E0603.
[INFO] [stdout] For more information about an error, try `rustc --explain E0423`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 21) stdout ----
[INFO] [stdout] error[E0433]: cannot find module or crate `fallible` in this scope
[INFO] [stdout]   --> src/lib.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use fallible::prelude::*;
[INFO] [stdout]    |     ^^^^^^^^ use of unresolved module or unlinked crate `fallible`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `fallible`, use `cargo add fallible` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `FallibleIterator` in this scope
[INFO] [stdout]   --> src/lib.rs:34:6
[INFO] [stdout]    |
[INFO] [stdout] 34 | impl FallibleIterator for Meal {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find type `Fallible` in this scope
[INFO] [stdout]   --> src/lib.rs:38:32
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn some_next(&mut self) -> Fallible<Self::SomeItem, Self::Error> {
[INFO] [stdout]    |                                ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `Nothing` in this scope
[INFO] [stdout]   --> src/lib.rs:42:18
[INFO] [stdout]    |
[INFO] [stdout] 42 |             3 => Nothing,
[INFO] [stdout]    |                  ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function, tuple struct or tuple variant `Thing` in this scope
[INFO] [stdout]   --> src/lib.rs:41:22
[INFO] [stdout]    |
[INFO] [stdout] 41 |             0..=2 => Thing(Food),
[INFO] [stdout]    |                      ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function, tuple struct or tuple variant `Thing` in this scope
[INFO] [stdout]   --> src/lib.rs:43:18
[INFO] [stdout]    |
[INFO] [stdout] 43 |             4 => Thing(Food),
[INFO] [stdout]    |                  ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function, tuple struct or tuple variant `Failure` in this scope
[INFO] [stdout]   --> src/lib.rs:44:22
[INFO] [stdout]    |
[INFO] [stdout] 44 |             5..=7 => Failure(FoodError::Rotten),
[INFO] [stdout]    |                      ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function, tuple struct or tuple variant `Thing` in this scope
[INFO] [stdout]   --> src/lib.rs:45:18
[INFO] [stdout]    |
[INFO] [stdout] 45 |             8 => Thing(Food),
[INFO] [stdout]    |                  ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function, tuple struct or tuple variant `Failure` in this scope
[INFO] [stdout]   --> src/lib.rs:46:18
[INFO] [stdout]    |
[INFO] [stdout] 46 |             _ => Failure(FoodError::NoMore),
[INFO] [stdout]    |                  ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 9 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0425, E0433.
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - (line 21)
[INFO] [stdout]     src/some.rs - some::MoveIt::move_it (line 28)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.26s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5be3aa21201789fd38128db5d7795e915480b3483bfd28f57e794f845a5396f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5be3aa21201789fd38128db5d7795e915480b3483bfd28f57e794f845a5396f7", kill_on_drop: false }`
[INFO] [stdout] 5be3aa21201789fd38128db5d7795e915480b3483bfd28f57e794f845a5396f7
