[INFO] fetching crate cursebox 0.2.10...
[INFO] checking cursebox-0.2.10 against master#fc81ad22c453776de16acf9938976930cf8c9401 for pr-77325
[INFO] extracting crate cursebox 0.2.10 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate cursebox 0.2.10 on toolchain fc81ad22c453776de16acf9938976930cf8c9401
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cursebox 0.2.10
[INFO] finished tweaking crates.io crate cursebox 0.2.10
[INFO] tweaked toml for crates.io crate cursebox 0.2.10 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate cursebox 0.2.10 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "fetch" "--manifest-path" "Cargo.toml", 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7770de3875bffb442b9e02c480c073c0087943c02839509fd64e5a74c2b8a86d
[INFO] running `Command { std: "docker" "start" "-a" "7770de3875bffb442b9e02c480c073c0087943c02839509fd64e5a74c2b8a86d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7770de3875bffb442b9e02c480c073c0087943c02839509fd64e5a74c2b8a86d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7770de3875bffb442b9e02c480c073c0087943c02839509fd64e5a74c2b8a86d", kill_on_drop: false }`
[INFO] [stdout] 7770de3875bffb442b9e02c480c073c0087943c02839509fd64e5a74c2b8a86d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c342bd6d7f7f1a05b2a7d61972971dc81fb2bcb0f1dec75d34e798f4daed2260
[INFO] running `Command { std: "docker" "start" "-a" "c342bd6d7f7f1a05b2a7d61972971dc81fb2bcb0f1dec75d34e798f4daed2260", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling ptr v0.2.2
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling hash-table v0.2.5
[INFO] [stderr]    Compiling containers v0.9.10
[INFO] [stderr]     Checking heap v0.1.0
[INFO] [stderr]     Checking rel v0.2.0
[INFO] [stderr]    Compiling i-o v0.4.7
[INFO] [stderr]     Checking idem v0.4.0
[INFO] [stderr]     Checking libc-interface v0.1.2
[INFO] [stderr]     Checking utf v0.1.5
[INFO] [stderr]     Checking flags v0.1.5
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking system-call v0.1.3
[INFO] [stderr]     Checking util v0.1.2
[INFO] [stderr]     Checking chn v0.1.1
[INFO] [stderr]     Checking fallible v0.1.3
[INFO] [stderr]     Checking idem v0.1.1
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking null-terminated v0.3.14
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/null-terminated-0.3.14/src/lib.rs:26:12
[INFO] [stdout]    |
[INFO] [stdout] 26 | #![feature(const_fn)]
[INFO] [stdout]    |            ^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: split into finer-grained feature gates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `null-terminated`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "c342bd6d7f7f1a05b2a7d61972971dc81fb2bcb0f1dec75d34e798f4daed2260", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c342bd6d7f7f1a05b2a7d61972971dc81fb2bcb0f1dec75d34e798f4daed2260", kill_on_drop: false }`
[INFO] [stdout] c342bd6d7f7f1a05b2a7d61972971dc81fb2bcb0f1dec75d34e798f4daed2260