[INFO] cloning repository https://github.com/doy/nbsh
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/doy/nbsh" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoy%2Fnbsh", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoy%2Fnbsh'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4151ab7aab939a12721a0f4207c87b5c09ace339
[INFO] checking doy/nbsh against try#8ea250bdb76176ecb0225baa34aa634b024ae0e2 for pr-101692
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoy%2Fnbsh" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/doy/nbsh on toolchain 8ea250bdb76176ecb0225baa34aa634b024ae0e2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ea250bdb76176ecb0225baa34aa634b024ae0e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/doy/nbsh
[INFO] finished tweaking git repo https://github.com/doy/nbsh
[INFO] tweaked toml for git repo https://github.com/doy/nbsh written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/doy/nbsh already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8ea250bdb76176ecb0225baa34aa634b024ae0e2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+8ea250bdb76176ecb0225baa34aa634b024ae0e2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 022e91bc0836727b2b46bf7a0df57af141fce682444bc23c6764e764fb325301
[INFO] running `Command { std: "docker" "start" "-a" "022e91bc0836727b2b46bf7a0df57af141fce682444bc23c6764e764fb325301", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "022e91bc0836727b2b46bf7a0df57af141fce682444bc23c6764e764fb325301", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "022e91bc0836727b2b46bf7a0df57af141fce682444bc23c6764e764fb325301", kill_on_drop: false }`
[INFO] [stdout] 022e91bc0836727b2b46bf7a0df57af141fce682444bc23c6764e764fb325301
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+8ea250bdb76176ecb0225baa34aa634b024ae0e2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2bee9be4980070b95514fd6744d1290562f1468a4cba2fdee3ddad2e35156109
[INFO] running `Command { std: "docker" "start" "-a" "2bee9be4980070b95514fd6744d1290562f1468a4cba2fdee3ddad2e35156109", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
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[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]     Checking cfg-if v1.0.0
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[INFO] [stderr]     Checking smallvec v1.8.0
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[INFO] [stderr]    Compiling pkg-config v0.3.24
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[INFO] [stderr]     Checking tinyvec_macros v0.1.0
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[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]     Checking lazy_static v1.4.0
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[INFO] [stderr]     Checking vte v0.10.1
[INFO] [stderr]     Checking notify v5.0.0-pre.13 (https://github.com/notify-rs/notify#b1802ecc)
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[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling clap_derive v3.1.4
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking tokio v1.17.0
[INFO] [stderr]     Checking clap v3.1.5
[INFO] [stderr]     Checking tokio-util v0.7.0
[INFO] [stderr]     Checking textmode v0.3.0 (https://github.com/doy/textmode#193e1963)
[INFO] [stderr]     Checking tokio-stream v0.1.8
[INFO] [stderr]     Checking pty-process v0.2.0 (https://github.com/doy/pty-process#b2733e64)
[INFO] [stderr]     Checking git2 v0.14.1
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking nbsh v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0391]: cycle detected when type-checking `runner::wait_children`
[INFO] [stdout]    --> src/runner/mod.rs:411:36
[INFO] [stdout]     |
[INFO] [stdout] 411 |         builtins.map(Res::Builtin).boxed(),
[INFO] [stdout]     |                                    ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: ...which requires evaluating trait selection obligation `[generator interior@src/runner/mod.rs:383:42: 385:14]: core::marker::Send`...
[INFO] [stdout] note: ...which requires generator glue MIR for `runner::wait_children::{closure#0}::{closure#2}::{closure#0}`...
[INFO] [stdout]    --> src/runner/mod.rs:383:42
[INFO] [stdout]     |
[INFO] [stdout] 383 |               .map(|(i, child)| async move {
[INFO] [stdout]     |  __________________________________________^
[INFO] [stdout] 384 | |                 (child.status().await, i == count - 1)
[INFO] [stdout] 385 | |             })
[INFO] [stdout]     | |_____________^
[INFO] [stdout] note: ...which requires elaborating drops for `runner::wait_children::{closure#0}::{closure#2}::{closure#0}`...
[INFO] [stdout]    --> src/runner/mod.rs:383:42
[INFO] [stdout]     |
[INFO] [stdout] 383 |               .map(|(i, child)| async move {
[INFO] [stdout]     |  __________________________________________^
[INFO] [stdout] 384 | |                 (child.status().await, i == count - 1)
[INFO] [stdout] 385 | |             })
[INFO] [stdout]     | |_____________^
[INFO] [stdout] note: ...which requires borrow-checking `runner::wait_children::{closure#0}::{closure#2}::{closure#0}`...
[INFO] [stdout]    --> src/runner/mod.rs:383:42
[INFO] [stdout]     |
[INFO] [stdout] 383 |               .map(|(i, child)| async move {
[INFO] [stdout]     |  __________________________________________^
[INFO] [stdout] 384 | |                 (child.status().await, i == count - 1)
[INFO] [stdout] 385 | |             })
[INFO] [stdout]     | |_____________^
[INFO] [stdout] note: ...which requires processing `runner::wait_children::{closure#0}::{closure#2}::{closure#0}`...
[INFO] [stdout]    --> src/runner/mod.rs:383:42
[INFO] [stdout]     |
[INFO] [stdout] 383 |               .map(|(i, child)| async move {
[INFO] [stdout]     |  __________________________________________^
[INFO] [stdout] 384 | |                 (child.status().await, i == count - 1)
[INFO] [stdout] 385 | |             })
[INFO] [stdout]     | |_____________^
[INFO] [stdout] note: ...which requires processing MIR for `runner::wait_children::{closure#0}::{closure#2}::{closure#0}`...
[INFO] [stdout]    --> src/runner/mod.rs:383:42
[INFO] [stdout]     |
[INFO] [stdout] 383 |               .map(|(i, child)| async move {
[INFO] [stdout]     |  __________________________________________^
[INFO] [stdout] 384 | |                 (child.status().await, i == count - 1)
[INFO] [stdout] 385 | |             })
[INFO] [stdout]     | |_____________^
[INFO] [stdout] note: ...which requires unsafety-checking `runner::wait_children::{closure#0}::{closure#2}::{closure#0}`...
[INFO] [stdout]    --> src/runner/mod.rs:383:42
[INFO] [stdout]     |
[INFO] [stdout] 383 |               .map(|(i, child)| async move {
[INFO] [stdout]     |  __________________________________________^
[INFO] [stdout] 384 | |                 (child.status().await, i == count - 1)
[INFO] [stdout] 385 | |             })
[INFO] [stdout]     | |_____________^
[INFO] [stdout] note: ...which requires building MIR for `runner::wait_children::{closure#0}::{closure#2}::{closure#0}`...
[INFO] [stdout]    --> src/runner/mod.rs:383:42
[INFO] [stdout]     |
[INFO] [stdout] 383 |               .map(|(i, child)| async move {
[INFO] [stdout]     |  __________________________________________^
[INFO] [stdout] 384 | |                 (child.status().await, i == count - 1)
[INFO] [stdout] 385 | |             })
[INFO] [stdout]     | |_____________^
[INFO] [stdout] note: ...which requires type-checking `runner::wait_children::{closure#0}::{closure#2}::{closure#0}`...
[INFO] [stdout]    --> src/runner/mod.rs:383:42
[INFO] [stdout]     |
[INFO] [stdout] 383 |               .map(|(i, child)| async move {
[INFO] [stdout]     |  __________________________________________^
[INFO] [stdout] 384 | |                 (child.status().await, i == count - 1)
[INFO] [stdout] 385 | |             })
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     = note: ...which again requires type-checking `runner::wait_children`, completing the cycle
[INFO] [stdout] note: cycle used when building MIR for `runner::wait_children`
[INFO] [stdout]    --> src/runner/mod.rs:349:1
[INFO] [stdout]     |
[INFO] [stdout] 349 | / async fn wait_children(
[INFO] [stdout] 350 | |     children: Vec<Child>,
[INFO] [stdout] 351 | |     pg: Option<nix::unistd::Pid>,
[INFO] [stdout] 352 | |     shell_write: &mut Option<tokio::fs::File>,
[INFO] [stdout] 353 | | ) -> std::process::ExitStatus {
[INFO] [stdout]     | |_____________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0391`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nbsh` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0391]: cycle detected when type-checking `runner::wait_children`
[INFO] [stdout]    --> src/runner/mod.rs:411:36
[INFO] [stdout]     |
[INFO] [stdout] 411 |         builtins.map(Res::Builtin).boxed(),
[INFO] [stdout]     |                                    ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: ...which requires evaluating trait selection obligation `[generator interior@src/runner/mod.rs:383:42: 385:14]: core::marker::Send`...
[INFO] [stdout] note: ...which requires generator glue MIR for `runner::wait_children::{closure#0}::{closure#2}::{closure#0}`...
[INFO] [stdout]    --> src/runner/mod.rs:383:42
[INFO] [stdout]     |
[INFO] [stdout] 383 |               .map(|(i, child)| async move {
[INFO] [stdout]     |  __________________________________________^
[INFO] [stdout] 384 | |                 (child.status().await, i == count - 1)
[INFO] [stdout] 385 | |             })
[INFO] [stdout]     | |_____________^
[INFO] [stdout] note: ...which requires elaborating drops for `runner::wait_children::{closure#0}::{closure#2}::{closure#0}`...
[INFO] [stdout]    --> src/runner/mod.rs:383:42
[INFO] [stdout]     |
[INFO] [stdout] 383 |               .map(|(i, child)| async move {
[INFO] [stdout]     |  __________________________________________^
[INFO] [stdout] 384 | |                 (child.status().await, i == count - 1)
[INFO] [stdout] 385 | |             })
[INFO] [stdout]     | |_____________^
[INFO] [stdout] note: ...which requires borrow-checking `runner::wait_children::{closure#0}::{closure#2}::{closure#0}`...
[INFO] [stdout]    --> src/runner/mod.rs:383:42
[INFO] [stdout]     |
[INFO] [stdout] 383 |               .map(|(i, child)| async move {
[INFO] [stdout]     |  __________________________________________^
[INFO] [stdout] 384 | |                 (child.status().await, i == count - 1)
[INFO] [stdout] 385 | |             })
[INFO] [stdout]     | |_____________^
[INFO] [stdout] note: ...which requires processing `runner::wait_children::{closure#0}::{closure#2}::{closure#0}`...
[INFO] [stdout]    --> src/runner/mod.rs:383:42
[INFO] [stdout]     |
[INFO] [stdout] 383 |               .map(|(i, child)| async move {
[INFO] [stdout]     |  __________________________________________^
[INFO] [stdout] 384 | |                 (child.status().await, i == count - 1)
[INFO] [stdout] 385 | |             })
[INFO] [stdout]     | |_____________^
[INFO] [stdout] note: ...which requires processing MIR for `runner::wait_children::{closure#0}::{closure#2}::{closure#0}`...
[INFO] [stdout]    --> src/runner/mod.rs:383:42
[INFO] [stdout]     |
[INFO] [stdout] 383 |               .map(|(i, child)| async move {
[INFO] [stdout]     |  __________________________________________^
[INFO] [stdout] 384 | |                 (child.status().await, i == count - 1)
[INFO] [stdout] 385 | |             })
[INFO] [stdout]     | |_____________^
[INFO] [stdout] note: ...which requires unsafety-checking `runner::wait_children::{closure#0}::{closure#2}::{closure#0}`...
[INFO] [stdout]    --> src/runner/mod.rs:383:42
[INFO] [stdout]     |
[INFO] [stdout] 383 |               .map(|(i, child)| async move {
[INFO] [stdout]     |  __________________________________________^
[INFO] [stdout] 384 | |                 (child.status().await, i == count - 1)
[INFO] [stdout] 385 | |             })
[INFO] [stdout]     | |_____________^
[INFO] [stdout] note: ...which requires building MIR for `runner::wait_children::{closure#0}::{closure#2}::{closure#0}`...
[INFO] [stdout]    --> src/runner/mod.rs:383:42
[INFO] [stdout]     |
[INFO] [stdout] 383 |               .map(|(i, child)| async move {
[INFO] [stdout]     |  __________________________________________^
[INFO] [stdout] 384 | |                 (child.status().await, i == count - 1)
[INFO] [stdout] 385 | |             })
[INFO] [stdout]     | |_____________^
[INFO] [stdout] note: ...which requires type-checking `runner::wait_children::{closure#0}::{closure#2}::{closure#0}`...
[INFO] [stdout]    --> src/runner/mod.rs:383:42
[INFO] [stdout]     |
[INFO] [stdout] 383 |               .map(|(i, child)| async move {
[INFO] [stdout]     |  __________________________________________^
[INFO] [stdout] 384 | |                 (child.status().await, i == count - 1)
[INFO] [stdout] 385 | |             })
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     = note: ...which again requires type-checking `runner::wait_children`, completing the cycle
[INFO] [stdout] note: cycle used when building MIR for `runner::wait_children`
[INFO] [stdout]    --> src/runner/mod.rs:349:1
[INFO] [stdout]     |
[INFO] [stdout] 349 | / async fn wait_children(
[INFO] [stdout] 350 | |     children: Vec<Child>,
[INFO] [stdout] 351 | |     pg: Option<nix::unistd::Pid>,
[INFO] [stdout] 352 | |     shell_write: &mut Option<tokio::fs::File>,
[INFO] [stdout] 353 | | ) -> std::process::ExitStatus {
[INFO] [stdout]     | |_____________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0391`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nbsh` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "2bee9be4980070b95514fd6744d1290562f1468a4cba2fdee3ddad2e35156109", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bee9be4980070b95514fd6744d1290562f1468a4cba2fdee3ddad2e35156109", kill_on_drop: false }`
[INFO] [stdout] 2bee9be4980070b95514fd6744d1290562f1468a4cba2fdee3ddad2e35156109