[INFO] fetching crate simple-shunting 0.1.2...
[INFO] testing simple-shunting-0.1.2 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate simple-shunting 0.1.2 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate simple-shunting 0.1.2
[INFO] finished tweaking crates.io crate simple-shunting 0.1.2
[INFO] tweaked toml for crates.io crate simple-shunting 0.1.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate simple-shunting 0.1.2 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate simple-shunting 0.1.2 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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 59b223e8e6de26d4cd6d41db0984dbd13440f877db26875f68553d0ede8373f9
[INFO] running `Command { std: "docker" "start" "-a" "59b223e8e6de26d4cd6d41db0984dbd13440f877db26875f68553d0ede8373f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59b223e8e6de26d4cd6d41db0984dbd13440f877db26875f68553d0ede8373f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59b223e8e6de26d4cd6d41db0984dbd13440f877db26875f68553d0ede8373f9", kill_on_drop: false }`
[INFO] [stdout] 59b223e8e6de26d4cd6d41db0984dbd13440f877db26875f68553d0ede8373f9
[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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d304262070305a875778538729e13c6f7165506e37aab05e01f88dcefbc3c722
[INFO] running `Command { std: "docker" "start" "-a" "d304262070305a875778538729e13c6f7165506e37aab05e01f88dcefbc3c722", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.2
[INFO] [stderr]    Compiling lexers v0.1.4
[INFO] [stderr]    Compiling simple-shunting v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/rpnprint.rs:12:18
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn build_ast(&self) -> AST {
[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] 12 |     fn build_ast(&self) -> AST<'_> {
[INFO] [stdout]    |                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.36s
[INFO] running `Command { std: "docker" "inspect" "d304262070305a875778538729e13c6f7165506e37aab05e01f88dcefbc3c722", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d304262070305a875778538729e13c6f7165506e37aab05e01f88dcefbc3c722", kill_on_drop: false }`
[INFO] [stdout] d304262070305a875778538729e13c6f7165506e37aab05e01f88dcefbc3c722
[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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d7c4ef12203cd83ac03ca4e291932a7a36703b01e0807907b23f43dbeab9955
[INFO] running `Command { std: "docker" "start" "-a" "2d7c4ef12203cd83ac03ca4e291932a7a36703b01e0807907b23f43dbeab9955", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling io-lifetimes v0.6.1
[INFO] [stderr]    Compiling rustix v0.34.0
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling linux-raw-sys v0.0.42
[INFO] [stderr]    Compiling endian-type v0.1.2
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling utf8parse v0.2.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling home v0.5.3
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/rpnprint.rs:12:18
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn build_ast(&self) -> AST {
[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] 12 |     fn build_ast(&self) -> AST<'_> {
[INFO] [stdout]    |                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling nibble_vec v0.1.0
[INFO] [stderr]    Compiling radix_trie v0.2.1
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling nix v0.23.1
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling fd-lock v3.0.5
[INFO] [stderr]    Compiling rustyline v9.1.2
[INFO] [stderr]    Compiling simple-shunting v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/rpnprint.rs:12:18
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn build_ast(&self) -> AST {
[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] 12 |     fn build_ast(&self) -> AST<'_> {
[INFO] [stdout]    |                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `shunting`
[INFO] [stdout]  --> examples/tox.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 |     use shunting::{MathContext, ShuntingParser, MathOp};
[INFO] [stdout]   |         ^^^^^^^^ use of unresolved module or unlinked crate `shunting`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `shunting`, use `cargo add shunting` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `shunting`
[INFO] [stdout]   --> examples/tox.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |         use shunting::MathContext;
[INFO] [stdout]    |             ^^^^^^^^ use of unresolved module or unlinked crate `shunting`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `shunting`, use `cargo add shunting` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `simple-shunting` (example "tox") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "2d7c4ef12203cd83ac03ca4e291932a7a36703b01e0807907b23f43dbeab9955", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d7c4ef12203cd83ac03ca4e291932a7a36703b01e0807907b23f43dbeab9955", kill_on_drop: false }`
[INFO] [stdout] 2d7c4ef12203cd83ac03ca4e291932a7a36703b01e0807907b23f43dbeab9955