[INFO] fetching crate iex 0.2.0...
[INFO] testing iex-0.2.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate iex 0.2.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate iex 0.2.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate iex 0.2.0
[INFO] tweaked toml for crates.io crate iex 0.2.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate iex 0.2.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 84 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.5.1 (available: v0.7.0)
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 6a86023efa0a618e285a37543994809ab5c1ffa643c0d08aeccfb91c3f4526c8
[INFO] running `Command { std: "docker" "start" "-a" "6a86023efa0a618e285a37543994809ab5c1ffa643c0d08aeccfb91c3f4526c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a86023efa0a618e285a37543994809ab5c1ffa643c0d08aeccfb91c3f4526c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a86023efa0a618e285a37543994809ab5c1ffa643c0d08aeccfb91c3f4526c8", kill_on_drop: false }`
[INFO] [stdout] 6a86023efa0a618e285a37543994809ab5c1ffa643c0d08aeccfb91c3f4526c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 3569aece53e09bb688ed03fe2065475da9555c905f6b93ec5ba6618c3af38bcf
[INFO] running `Command { std: "docker" "start" "-a" "3569aece53e09bb688ed03fe2065475da9555c905f6b93ec5ba6618c3af38bcf", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling typeid v1.0.3
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling fix-hidden-lifetime-bug-proc_macros v0.2.7
[INFO] [stderr]    Compiling fix-hidden-lifetime-bug v0.2.7
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling iex-derive v0.2.0
[INFO] [stderr]    Compiling iex v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.57s
[INFO] running `Command { std: "docker" "inspect" "3569aece53e09bb688ed03fe2065475da9555c905f6b93ec5ba6618c3af38bcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3569aece53e09bb688ed03fe2065475da9555c905f6b93ec5ba6618c3af38bcf", kill_on_drop: false }`
[INFO] [stdout] 3569aece53e09bb688ed03fe2065475da9555c905f6b93ec5ba6618c3af38bcf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] f4069e066d929322eb2f023dee539b12afa3a8f6ed01f5a1b2c83e1da0e07476
[INFO] running `Command { std: "docker" "start" "-a" "f4069e066d929322eb2f023dee539b12afa3a8f6ed01f5a1b2c83e1da0e07476", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]    Compiling iex v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `anyhow`
[INFO] [stdout]  --> tests/anyhow.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use anyhow::{anyhow, bail, Result};
[INFO] [stdout]   |     ^^^^^^ use of unresolved module or unlinked crate `anyhow`
[INFO] [stdout]   |
[INFO] [stdout] help: to make use of source file tests/anyhow.rs, use `mod anyhow` in this file to declare the module
[INFO] [stdout]   |
[INFO] [stdout] 1 + mod anyhow;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Context`
[INFO] [stdout]  --> tests/anyhow.rs:2:16
[INFO] [stdout]   |
[INFO] [stdout] 2 | use iex::{iex, Context, Outcome};
[INFO] [stdout]   |                ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `iex` (test "anyhow") due to 3 previous errors; 1 warning emitted
[INFO] [stdout] error[E0599]: no method named `context` found for opaque type `impl Outcome<Output = <{type error} as Outcome>::Output, Error = ...>` in the current scope
[INFO] [stdout]   --> tests/anyhow.rs:11:28
[INFO] [stdout]    |
[INFO] [stdout] 11 |     returns_anyhow_error().context("In adds_context_to_anyhow_error()")
[INFO] [stdout]    |                            ^^^^^^^ method not found in `impl Outcome<Output = <{type error} as Outcome>::Output, Error = ...>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: the full name for the type has been written to '/opt/rustwide/target/debug/deps/anyhow-e4fb2c2c71df2a0a.long-type-3792412747751241586.txt'
[INFO] [stdout]    = note: consider using `--verbose` to print the full type name to the console
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `context` found for enum `Option<T>` in the current scope
[INFO] [stdout]   --> tests/anyhow.rs:27:30
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let _: Result<()> = None.context("Meow");
[INFO] [stdout]    |                              ^^^^^^^ method not found in `Option<_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f4069e066d929322eb2f023dee539b12afa3a8f6ed01f5a1b2c83e1da0e07476", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4069e066d929322eb2f023dee539b12afa3a8f6ed01f5a1b2c83e1da0e07476", kill_on_drop: false }`
[INFO] [stdout] f4069e066d929322eb2f023dee539b12afa3a8f6ed01f5a1b2c83e1da0e07476