[INFO] fetching crate arc-rs 0.5.1...
[INFO] checking arc-rs-0.5.1 against master#4d1bd0db7f489b22c6d8aa2385937a95412c015b for pr-114682
[INFO] extracting crate arc-rs 0.5.1 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate arc-rs 0.5.1 on toolchain 4d1bd0db7f489b22c6d8aa2385937a95412c015b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arc-rs 0.5.1
[INFO] finished tweaking crates.io crate arc-rs 0.5.1
[INFO] tweaked toml for crates.io crate arc-rs 0.5.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num v0.3.1
[INFO] [stderr]   Downloaded serde_test v0.8.23
[INFO] [stderr]   Downloaded serde-hjson v0.9.1
[INFO] [stderr]   Downloaded yaml-rust v0.4.5
[INFO] [stderr]   Downloaded linked-hash-map v0.3.0
[INFO] [stderr]   Downloaded num-bigint v0.3.3
[INFO] [stderr]   Downloaded serde v0.8.23
[INFO] [stderr]   Downloaded bigdecimal v0.2.2
[INFO] [stderr]   Downloaded num-complex v0.3.1
[INFO] [stderr]   Downloaded num-rational v0.3.2
[INFO] [stderr]   Downloaded arc-pest v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3239f1703cb1796e091d736e6579b1173adb953a3f543e640b184ded18b1474c
[INFO] running `Command { std: "docker" "start" "-a" "3239f1703cb1796e091d736e6579b1173adb953a3f543e640b184ded18b1474c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3239f1703cb1796e091d736e6579b1173adb953a3f543e640b184ded18b1474c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3239f1703cb1796e091d736e6579b1173adb953a3f543e640b184ded18b1474c", kill_on_drop: false }`
[INFO] [stdout] 3239f1703cb1796e091d736e6579b1173adb953a3f543e640b184ded18b1474c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c3bc8e9ed9bf9ae0cd5ff17cea31342fcb202b2dfbca2f50fd1254e7b61023e
[INFO] running `Command { std: "docker" "start" "-a" "2c3bc8e9ed9bf9ae0cd5ff17cea31342fcb202b2dfbca2f50fd1254e7b61023e", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]     Checking ucd-trie v0.1.6
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.51
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking thiserror v1.0.51
[INFO] [stderr]     Checking pest v2.7.5
[INFO] [stderr]     Checking bigdecimal v0.2.2
[INFO] [stderr]     Checking num v0.3.1
[INFO] [stderr]     Checking arc-pest v0.4.0
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stderr]     Checking arc-rs v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(box_syntax)]
[INFO] [stdout]   |            ^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: replaced with `#[rustc_box]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(box_syntax)]
[INFO] [stdout]   |            ^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: replaced with `#[rustc_box]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/parser/mod.rs:24:59
[INFO] [stdout]    |
[INFO] [stdout] 24 |             Err(e) => Err(ReadableConfigError::OtherError(box e)),
[INFO] [stdout]    |                                                           ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 24 |             Err(e) => Err(ReadableConfigError::OtherError(Box::new(e))),
[INFO] [stdout]    |                                                           ~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/parser/mod.rs:24:59
[INFO] [stdout]    |
[INFO] [stdout] 24 |             Err(e) => Err(ReadableConfigError::OtherError(box e)),
[INFO] [stdout]    |                                                           ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 24 |             Err(e) => Err(ReadableConfigError::OtherError(Box::new(e))),
[INFO] [stdout]    |                                                           ~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `CompactFormatter`, `PrettyFormatter`, `Serializer`
[INFO] [stdout]  --> src/serde/mod.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use ser::{CompactFormatter, PrettyFormatter, Serializer};
[INFO] [stdout]   |               ^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `CompactFormatter`, `PrettyFormatter`, `Serializer`
[INFO] [stdout]  --> src/serde/mod.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use ser::{CompactFormatter, PrettyFormatter, Serializer};
[INFO] [stdout]   |               ^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `arc-rs` (lib) due to 3 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `arc-rs` (lib test) due to 3 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "2c3bc8e9ed9bf9ae0cd5ff17cea31342fcb202b2dfbca2f50fd1254e7b61023e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c3bc8e9ed9bf9ae0cd5ff17cea31342fcb202b2dfbca2f50fd1254e7b61023e", kill_on_drop: false }`
[INFO] [stdout] 2c3bc8e9ed9bf9ae0cd5ff17cea31342fcb202b2dfbca2f50fd1254e7b61023e
[INFO] checking arc-rs-0.5.1 against try#785364c7e5e0804473a3fddfb579798ea14e3493 for pr-114682
[INFO] extracting crate arc-rs 0.5.1 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate arc-rs 0.5.1 on toolchain 785364c7e5e0804473a3fddfb579798ea14e3493
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arc-rs 0.5.1
[INFO] finished tweaking crates.io crate arc-rs 0.5.1
[INFO] tweaked toml for crates.io crate arc-rs 0.5.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+785364c7e5e0804473a3fddfb579798ea14e3493" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d57aaeed3d8bb28207b91db3b164717ff58bb3f81ef82f997e959cc35593260c
[INFO] running `Command { std: "docker" "start" "-a" "d57aaeed3d8bb28207b91db3b164717ff58bb3f81ef82f997e959cc35593260c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d57aaeed3d8bb28207b91db3b164717ff58bb3f81ef82f997e959cc35593260c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d57aaeed3d8bb28207b91db3b164717ff58bb3f81ef82f997e959cc35593260c", kill_on_drop: false }`
[INFO] [stdout] d57aaeed3d8bb28207b91db3b164717ff58bb3f81ef82f997e959cc35593260c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+785364c7e5e0804473a3fddfb579798ea14e3493" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15dd2748adfb8d0a0d936f46ed8c1d22b94c4945e2a0136baa21165d7881a2cb
[INFO] running `Command { std: "docker" "start" "-a" "15dd2748adfb8d0a0d936f46ed8c1d22b94c4945e2a0136baa21165d7881a2cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.3.3
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking ucd-trie v0.1.6
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.51
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking thiserror v1.0.51
[INFO] [stderr]     Checking pest v2.7.5
[INFO] [stderr]     Checking bigdecimal v0.2.2
[INFO] [stderr]     Checking num v0.3.1
[INFO] [stderr]     Checking arc-pest v0.4.0
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stderr]     Checking arc-rs v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(box_syntax)]
[INFO] [stdout]   |            ^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: replaced with `#[rustc_box]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(box_syntax)]
[INFO] [stdout]   |            ^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: replaced with `#[rustc_box]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/parser/mod.rs:24:59
[INFO] [stdout]    |
[INFO] [stdout] 24 |             Err(e) => Err(ReadableConfigError::OtherError(box e)),
[INFO] [stdout]    |                                                           ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 24 |             Err(e) => Err(ReadableConfigError::OtherError(Box::new(e))),
[INFO] [stdout]    |                                                           ~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `box_syntax` has been removed
[INFO] [stdout]   --> src/parser/mod.rs:24:59
[INFO] [stdout]    |
[INFO] [stdout] 24 |             Err(e) => Err(ReadableConfigError::OtherError(box e)),
[INFO] [stdout]    |                                                           ^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: use `Box::new()` instead
[INFO] [stdout]    |
[INFO] [stdout] 24 |             Err(e) => Err(ReadableConfigError::OtherError(Box::new(e))),
[INFO] [stdout]    |                                                           ~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `CompactFormatter`, `PrettyFormatter`, `Serializer`
[INFO] [stdout]  --> src/serde/mod.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use ser::{CompactFormatter, PrettyFormatter, Serializer};
[INFO] [stdout]   |               ^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `CompactFormatter`, `PrettyFormatter`, `Serializer`
[INFO] [stdout]  --> src/serde/mod.rs:4:15
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub use ser::{CompactFormatter, PrettyFormatter, Serializer};
[INFO] [stdout]   |               ^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `arc-rs` (lib) due to 3 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `arc-rs` (lib test) due to 3 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "15dd2748adfb8d0a0d936f46ed8c1d22b94c4945e2a0136baa21165d7881a2cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15dd2748adfb8d0a0d936f46ed8c1d22b94c4945e2a0136baa21165d7881a2cb", kill_on_drop: false }`
[INFO] [stdout] 15dd2748adfb8d0a0d936f46ed8c1d22b94c4945e2a0136baa21165d7881a2cb
