[INFO] fetching crate devbox-build 0.1.1...
[INFO] checking devbox-build-0.1.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] extracting crate devbox-build 0.1.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate devbox-build 0.1.1 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate devbox-build 0.1.1
[INFO] finished tweaking crates.io crate devbox-build 0.1.1
[INFO] tweaked toml for crates.io crate devbox-build 0.1.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate devbox-build 0.1.1 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded devbox-test-args v0.1.2
[INFO] [stderr]   Downloaded filetime v0.2.13
[INFO] [stderr]   Downloaded version_check v0.9.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4dbddd0539a11cd4b635089758eaad78f6c0f0a1c475488aa3bc373dfd856434
[INFO] running `Command { std: "docker" "start" "-a" "4dbddd0539a11cd4b635089758eaad78f6c0f0a1c475488aa3bc373dfd856434", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4dbddd0539a11cd4b635089758eaad78f6c0f0a1c475488aa3bc373dfd856434", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dbddd0539a11cd4b635089758eaad78f6c0f0a1c475488aa3bc373dfd856434", kill_on_drop: false }`
[INFO] [stdout] 4dbddd0539a11cd4b635089758eaad78f6c0f0a1c475488aa3bc373dfd856434
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2a9e113bffd3a8877833801551808eaa7a5601c0d692f636071d5d7176079ea
[INFO] running `Command { std: "docker" "start" "-a" "b2a9e113bffd3a8877833801551808eaa7a5601c0d692f636071d5d7176079ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling syn v1.0.55
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking filetime v0.2.13
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking globset v0.4.6
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking devbox-build v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `File`, `Unit`
[INFO] [stdout]  --> src/build.rs:4:21
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use super::fs::{File, Dir, Unit};
[INFO] [stdout]   |                     ^^^^       ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Resource`, `Set`
[INFO] [stdout]  --> src/build.rs:5:22
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use super::res::{Resource, Set};
[INFO] [stdout]   |                      ^^^^^^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling devbox-test-args v0.1.2
[INFO] [stdout] warning: unused imports: `File`, `Unit`
[INFO] [stdout]  --> src/build.rs:4:21
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use super::fs::{File, Dir, Unit};
[INFO] [stdout]   |                     ^^^^       ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Resource`, `Set`
[INFO] [stdout]  --> src/build.rs:5:22
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use super::res::{Resource, Set};
[INFO] [stdout]   |                      ^^^^^^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.77s
[INFO] running `Command { std: "docker" "inspect" "b2a9e113bffd3a8877833801551808eaa7a5601c0d692f636071d5d7176079ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2a9e113bffd3a8877833801551808eaa7a5601c0d692f636071d5d7176079ea", kill_on_drop: false }`
[INFO] [stdout] b2a9e113bffd3a8877833801551808eaa7a5601c0d692f636071d5d7176079ea
[INFO] checking devbox-build-0.1.1 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] extracting crate devbox-build 0.1.1 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate devbox-build 0.1.1 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate devbox-build 0.1.1
[INFO] finished tweaking crates.io crate devbox-build 0.1.1
[INFO] tweaked toml for crates.io crate devbox-build 0.1.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate devbox-build 0.1.1 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 042c3e0442c83d4013ac149dd451c3b10ad02279daa224208cad2fae60e5ccac
[INFO] running `Command { std: "docker" "start" "-a" "042c3e0442c83d4013ac149dd451c3b10ad02279daa224208cad2fae60e5ccac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "042c3e0442c83d4013ac149dd451c3b10ad02279daa224208cad2fae60e5ccac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "042c3e0442c83d4013ac149dd451c3b10ad02279daa224208cad2fae60e5ccac", kill_on_drop: false }`
[INFO] [stdout] 042c3e0442c83d4013ac149dd451c3b10ad02279daa224208cad2fae60e5ccac
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4120763e30a8666924f63bd6347f67332e2564ba8fa09ea90497056bd88f5f27
[INFO] running `Command { std: "docker" "start" "-a" "4120763e30a8666924f63bd6347f67332e2564ba8fa09ea90497056bd88f5f27", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling syn v1.0.55
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking filetime v0.2.13
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking globset v0.4.6
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]     Checking devbox-build v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `File`, `Unit`
[INFO] [stdout]  --> src/build.rs:4:21
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use super::fs::{File, Dir, Unit};
[INFO] [stdout]   |                     ^^^^       ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Resource`, `Set`
[INFO] [stdout]  --> src/build.rs:5:22
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use super::res::{Resource, Set};
[INFO] [stdout]   |                      ^^^^^^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling devbox-test-args v0.1.2
[INFO] [stdout] warning: unused imports: `File`, `Unit`
[INFO] [stdout]  --> src/build.rs:4:21
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use super::fs::{File, Dir, Unit};
[INFO] [stdout]   |                     ^^^^       ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Resource`, `Set`
[INFO] [stdout]  --> src/build.rs:5:22
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub use super::res::{Resource, Set};
[INFO] [stdout]   |                      ^^^^^^^^  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.78s
[INFO] running `Command { std: "docker" "inspect" "4120763e30a8666924f63bd6347f67332e2564ba8fa09ea90497056bd88f5f27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4120763e30a8666924f63bd6347f67332e2564ba8fa09ea90497056bd88f5f27", kill_on_drop: false }`
[INFO] [stdout] 4120763e30a8666924f63bd6347f67332e2564ba8fa09ea90497056bd88f5f27