[INFO] cloning repository https://github.com/google/mosaic
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/google/mosaic" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgoogle%2Fmosaic", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgoogle%2Fmosaic'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 345566951a795e69809dca52619631821e2897ed
[INFO] checking google/mosaic against try#f82303294ca6add47eea966608ce02688928f965 for pr-107123-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgoogle%2Fmosaic" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/google/mosaic on toolchain f82303294ca6add47eea966608ce02688928f965
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f82303294ca6add47eea966608ce02688928f965" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-7-tc2/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/google/mosaic
[INFO] finished tweaking git repo https://github.com/google/mosaic
[INFO] tweaked toml for git repo https://github.com/google/mosaic written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/google/mosaic 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" "+f82303294ca6add47eea966608ce02688928f965" "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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+f82303294ca6add47eea966608ce02688928f965" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d4e66251ce9b89a7e47b8f25cd8571d037063fc04d7d5cf15a4fc93990b5434
[INFO] running `Command { std: "docker" "start" "-a" "4d4e66251ce9b89a7e47b8f25cd8571d037063fc04d7d5cf15a4fc93990b5434", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d4e66251ce9b89a7e47b8f25cd8571d037063fc04d7d5cf15a4fc93990b5434", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d4e66251ce9b89a7e47b8f25cd8571d037063fc04d7d5cf15a4fc93990b5434", kill_on_drop: false }`
[INFO] [stdout] 4d4e66251ce9b89a7e47b8f25cd8571d037063fc04d7d5cf15a4fc93990b5434
[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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+f82303294ca6add47eea966608ce02688928f965" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d9fd2c1a0dd3383cd68285f147097e825da330c40c32a62c939ec4230961c29
[INFO] running `Command { std: "docker" "start" "-a" "3d9fd2c1a0dd3383cd68285f147097e825da330c40c32a62c939ec4230961c29", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling syn v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.3
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling hashbrown v0.8.1
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling indexmap v1.5.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling clang-sys v1.2.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking instant v0.1.6
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking smallvec v1.4.1
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling unindent v0.1.6
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking lock_api v0.4.1
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking libloading v0.7.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking codespan-reporting v0.9.5
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking codespan v0.9.5
[INFO] [stderr]     Checking cc v1.0.58
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking pretty_assertions v0.6.1
[INFO] [stderr]     Checking clang v1.0.3
[INFO] [stderr]     Checking cc_use_common v0.1.0 (/opt/rustwide/workdir/cc_use_common)
[INFO] [stderr]     Checking gen_macro_impl v0.1.0 (/opt/rustwide/workdir/gen_macro/impl)
[INFO] [stderr]     Checking cc_use v0.1.0 (/opt/rustwide/workdir/cc_use)
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling rental-impl v0.5.5
[INFO] [stderr]    Compiling salsa-macros v0.14.1
[INFO] [stderr]    Compiling structopt-derive v0.4.8
[INFO] [stderr]     Checking gen_macro v0.1.0 (/opt/rustwide/workdir/gen_macro)
[INFO] [stderr]     Checking salsa v0.14.4
[INFO] [stderr]     Checking structopt v0.3.15
[INFO] [stderr]     Checking rental v0.5.6
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking trybuild v1.0.30 (https://github.com/tmandry/trybuild.git?branch=strategy#1a5990c4)
[INFO] [stderr]     Checking mosaic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `inline_items` is never read
[INFO] [stdout]   --> src/libclang/index.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub struct Node<'tu> {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 52 |     inline_items: Vec<NodeId>,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `inline_items` is never read
[INFO] [stdout]   --> src/libclang/index.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub struct Node<'tu> {
[INFO] [stdout]    |            ---- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 52 |     inline_items: Vec<NodeId>,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Node` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `_Foo_bar: Callable<(i32,)>` is not satisfied
[INFO] [stdout]   --> examples/bindings.rs:70:29
[INFO] [stdout]    |
[INFO] [stdout] 70 |     impl FnOnce<(i32,)> for _Foo_bar {
[INFO] [stdout]    |                             ^^^^^^^^ the trait `Callable<(i32,)>` is not implemented for `_Foo_bar`
[INFO] [stdout]    |
[INFO] [stdout] note: required by a bound in `FnOnce`
[INFO] [stdout]   --> /rustc/f82303294ca6add47eea966608ce02688928f965/library/core/src/ops/function.rs:243:1
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `_Foo_bar: Callable<(i32,)>` is not satisfied
[INFO] [stdout]   --> examples/bindings.rs:76:28
[INFO] [stdout]    |
[INFO] [stdout] 76 |     impl FnMut<(i32,)> for _Foo_bar {
[INFO] [stdout]    |                            ^^^^^^^^ the trait `Callable<(i32,)>` is not implemented for `_Foo_bar`
[INFO] [stdout]    |
[INFO] [stdout]    = note: required for `_Foo_bar` to implement `FnOnce<(i32,)>`
[INFO] [stdout] note: required by a bound in `FnMut`
[INFO] [stdout]   --> /rustc/f82303294ca6add47eea966608ce02688928f965/library/core/src/ops/function.rs:163:1
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `_Foo_bar: Callable<(i32,)>` is not satisfied
[INFO] [stdout]   --> examples/bindings.rs:81:25
[INFO] [stdout]    |
[INFO] [stdout] 81 |     impl Fn<(i32,)> for _Foo_bar {
[INFO] [stdout]    |                         ^^^^^^^^ the trait `Callable<(i32,)>` is not implemented for `_Foo_bar`
[INFO] [stdout]    |
[INFO] [stdout]    = note: required for `_Foo_bar` to implement `FnOnce<(i32,)>`
[INFO] [stdout]    = note: required for `_Foo_bar` to implement `FnMut<(i32,)>`
[INFO] [stdout] note: required by a bound in `Fn`
[INFO] [stdout]   --> /rustc/f82303294ca6add47eea966608ce02688928f965/library/core/src/ops/function.rs:76:1
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `_Foo_bar: Callable<(f64,)>` is not satisfied
[INFO] [stdout]   --> examples/bindings.rs:87:36
[INFO] [stdout]    |
[INFO] [stdout] 87 |     impl<'this> FnOnce<(f64,)> for _Foo_bar {
[INFO] [stdout]    |                                    ^^^^^^^^ the trait `Callable<(f64,)>` is not implemented for `_Foo_bar`
[INFO] [stdout]    |
[INFO] [stdout] note: required by a bound in `FnOnce`
[INFO] [stdout]   --> /rustc/f82303294ca6add47eea966608ce02688928f965/library/core/src/ops/function.rs:243:1
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `_Foo_bar: Callable<(f64,)>` is not satisfied
[INFO] [stdout]   --> examples/bindings.rs:93:35
[INFO] [stdout]    |
[INFO] [stdout] 93 |     impl<'this> FnMut<(f64,)> for _Foo_bar {
[INFO] [stdout]    |                                   ^^^^^^^^ the trait `Callable<(f64,)>` is not implemented for `_Foo_bar`
[INFO] [stdout]    |
[INFO] [stdout]    = note: required for `_Foo_bar` to implement `FnOnce<(f64,)>`
[INFO] [stdout] note: required by a bound in `FnMut`
[INFO] [stdout]   --> /rustc/f82303294ca6add47eea966608ce02688928f965/library/core/src/ops/function.rs:163:1
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `_Foo_bar: Callable<(f64,)>` is not satisfied
[INFO] [stdout]   --> examples/bindings.rs:98:32
[INFO] [stdout]    |
[INFO] [stdout] 98 |     impl<'this> Fn<(f64,)> for _Foo_bar {
[INFO] [stdout]    |                                ^^^^^^^^ the trait `Callable<(f64,)>` is not implemented for `_Foo_bar`
[INFO] [stdout]    |
[INFO] [stdout]    = note: required for `_Foo_bar` to implement `FnOnce<(f64,)>`
[INFO] [stdout]    = note: required for `_Foo_bar` to implement `FnMut<(f64,)>`
[INFO] [stdout] note: required by a bound in `Fn`
[INFO] [stdout]   --> /rustc/f82303294ca6add47eea966608ce02688928f965/library/core/src/ops/function.rs:76:1
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 6 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mosaic` (example "bindings") due to 7 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "3d9fd2c1a0dd3383cd68285f147097e825da330c40c32a62c939ec4230961c29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d9fd2c1a0dd3383cd68285f147097e825da330c40c32a62c939ec4230961c29", kill_on_drop: false }`
[INFO] [stdout] 3d9fd2c1a0dd3383cd68285f147097e825da330c40c32a62c939ec4230961c29