[INFO] fetching crate flowistry 0.5.42...
[INFO] testing flowistry-0.5.42 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate flowistry 0.5.42 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate flowistry 0.5.42
[INFO] finished tweaking crates.io crate flowistry 0.5.42
[INFO] tweaked toml for crates.io crate flowistry 0.5.42 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate flowistry 0.5.42 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate flowistry 0.5.42 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" "+b83b707f97d809763b7861afa7638871f3339a33" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b6f40bcc7dd75fc889cd6a1feb26b7ebaf72d6e90ac09c35e48ee8d4cfb55d2
[INFO] running `Command { std: "docker" "start" "-a" "8b6f40bcc7dd75fc889cd6a1feb26b7ebaf72d6e90ac09c35e48ee8d4cfb55d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b6f40bcc7dd75fc889cd6a1feb26b7ebaf72d6e90ac09c35e48ee8d4cfb55d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b6f40bcc7dd75fc889cd6a1feb26b7ebaf72d6e90ac09c35e48ee8d4cfb55d2", kill_on_drop: false }`
[INFO] [stdout] 8b6f40bcc7dd75fc889cd6a1feb26b7ebaf72d6e90ac09c35e48ee8d4cfb55d2
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3a9fbb656702eef0504e4f8991da43e28a11ea12bf9a7c17e02bcda3fcd225b
[INFO] running `Command { std: "docker" "start" "-a" "b3a9fbb656702eef0504e4f8991da43e28a11ea12bf9a7c17e02bcda3fcd225b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]    Compiling index_vec v0.1.3
[INFO] [stderr]    Compiling splitmut v0.2.1
[INFO] [stderr]    Compiling smallvec v1.11.2
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling fluid-let v1.0.0
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling intervaltree v0.2.7
[INFO] [stderr]    Compiling indexical v0.3.1
[INFO] [stdout] error[E0463]: can't find crate for `rustc_driver`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/indexical-0.3.1/src/impls/rustc.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate rustc_driver;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout]   |
[INFO] [stdout]   = help: maybe you need to install the missing components with: `rustup component add rust-src rustc-dev llvm-tools-preview`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `rustc_index`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/indexical-0.3.1/src/impls/rustc.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub extern crate rustc_index;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout]   |
[INFO] [stdout]   = help: maybe you need to install the missing components with: `rustup component add rust-src rustc-dev llvm-tools-preview`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `rustc_mir_dataflow`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/indexical-0.3.1/src/impls/rustc.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | extern crate rustc_mir_dataflow;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout]   |
[INFO] [stdout]   = help: maybe you need to install the missing components with: `rustup component add rust-src rustc-dev llvm-tools-preview`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `indexical` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "b3a9fbb656702eef0504e4f8991da43e28a11ea12bf9a7c17e02bcda3fcd225b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3a9fbb656702eef0504e4f8991da43e28a11ea12bf9a7c17e02bcda3fcd225b", kill_on_drop: false }`
[INFO] [stdout] b3a9fbb656702eef0504e4f8991da43e28a11ea12bf9a7c17e02bcda3fcd225b