[INFO] cloning repository https://github.com/FlashSystems/TSoS
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FlashSystems/TSoS" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFlashSystems%2FTSoS", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFlashSystems%2FTSoS'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eee861f5a5cf117da575ec3a4121245cb681a0ad
[INFO] checking FlashSystems/TSoS against master#8f21a5c92ea55c348c275a1bc4fedbdf181e0d64 for pr-143011
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFlashSystems%2FTSoS" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-7-tc1/source/.cargo/config
[INFO] started tweaking git repo https://github.com/FlashSystems/TSoS
[INFO] finished tweaking git repo https://github.com/FlashSystems/TSoS
[INFO] tweaked toml for git repo https://github.com/FlashSystems/TSoS written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/FlashSystems/TSoS on toolchain 8f21a5c92ea55c348c275a1bc4fedbdf181e0d64
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8f21a5c92ea55c348c275a1bc4fedbdf181e0d64" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/FlashSystems/TSoS 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" "+8f21a5c92ea55c348c275a1bc4fedbdf181e0d64" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simple_logger v1.16.0
[INFO] [stderr]   Downloaded temp_testdir v0.2.3
[INFO] [stderr]   Downloaded proc-macro2 v1.0.54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8f21a5c92ea55c348c275a1bc4fedbdf181e0d64" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4ddf50d92cdc294a3c2826de3905713b2543fe88bcea754be6ec7c213d33c0fd
[INFO] running `Command { std: "docker" "start" "-a" "4ddf50d92cdc294a3c2826de3905713b2543fe88bcea754be6ec7c213d33c0fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ddf50d92cdc294a3c2826de3905713b2543fe88bcea754be6ec7c213d33c0fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ddf50d92cdc294a3c2826de3905713b2543fe88bcea754be6ec7c213d33c0fd", kill_on_drop: false }`
[INFO] [stdout] 4ddf50d92cdc294a3c2826de3905713b2543fe88bcea754be6ec7c213d33c0fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8f21a5c92ea55c348c275a1bc4fedbdf181e0d64" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 75570b5aadf04d83c280457eba886eecaa633cdf548b23333b1ae55d4e3af1ff
[INFO] running `Command { std: "docker" "start" "-a" "75570b5aadf04d83c280457eba886eecaa633cdf548b23333b1ae55d4e3af1ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.54
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling serde_derive v1.0.159
[INFO] [stderr]    Compiling serde v1.0.159
[INFO] [stderr]    Compiling time-core v0.1.0
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking temp_testdir v0.2.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v1.9.3
[INFO] [stderr]    Compiling time-macros v0.2.8
[INFO] [stderr]     Checking journal_logger v0.1.0 (/opt/rustwide/workdir/journal_logger)
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> journal_logger/src/logger.rs:101:25
[INFO] [stdout]     |
[INFO] [stdout] 101 |         assert_eq!(unsafe { & ( * (std::ptr::null::<iovec>())).iov_base as * const _ as usize }, 0usize, concat!("Offset of field: ", stringify...
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deref_nullptr)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: dereferencing a null pointer
[INFO] [stdout]    --> journal_logger/src/logger.rs:102:25
[INFO] [stdout]     |
[INFO] [stdout] 102 |         assert_eq!(unsafe { & ( * (std::ptr::null::<iovec>())).iov_len as * const _ as usize }, 8usize, concat!("Offset of field: ", stringify!...
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.54/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "75570b5aadf04d83c280457eba886eecaa633cdf548b23333b1ae55d4e3af1ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75570b5aadf04d83c280457eba886eecaa633cdf548b23333b1ae55d4e3af1ff", kill_on_drop: false }`
[INFO] [stdout] 75570b5aadf04d83c280457eba886eecaa633cdf548b23333b1ae55d4e3af1ff
