[INFO] cloning repository https://github.com/mental32/icey
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mental32/icey" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmental32%2Ficey", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmental32%2Ficey'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d3f7e01b70e79b2093e8bed07015e47f44c52c99
[INFO] checking mental32/icey against master#c3def263a44e07e09ae6d57abfc8650227fb4972 for pr-118920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmental32%2Ficey" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mental32/icey on toolchain c3def263a44e07e09ae6d57abfc8650227fb4972
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c3def263a44e07e09ae6d57abfc8650227fb4972" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mental32/icey
[INFO] finished tweaking git repo https://github.com/mental32/icey
[INFO] tweaked toml for git repo https://github.com/mental32/icey written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/mental32/icey 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" "+c3def263a44e07e09ae6d57abfc8650227fb4972" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking mental32/icey against try#3931cbb869e499bf6db1e4d580cc247efbf183df for pr-118920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmental32%2Ficey" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mental32/icey on toolchain 3931cbb869e499bf6db1e4d580cc247efbf183df
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3931cbb869e499bf6db1e4d580cc247efbf183df" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mental32/icey
[INFO] finished tweaking git repo https://github.com/mental32/icey
[INFO] tweaked toml for git repo https://github.com/mental32/icey written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/mental32/icey 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" "+3931cbb869e499bf6db1e4d580cc247efbf183df" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking mental32/icey against try#3931cbb869e499bf6db1e4d580cc247efbf183df for pr-118920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmental32%2Ficey" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mental32/icey on toolchain 3931cbb869e499bf6db1e4d580cc247efbf183df
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3931cbb869e499bf6db1e4d580cc247efbf183df" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mental32/icey
[INFO] finished tweaking git repo https://github.com/mental32/icey
[INFO] tweaked toml for git repo https://github.com/mental32/icey written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/mental32/icey 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" "+3931cbb869e499bf6db1e4d580cc247efbf183df" "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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+3931cbb869e499bf6db1e4d580cc247efbf183df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36abd6bc38bad6baf58ce3a4a6b88de601c17b7a491a0d3f42a43e3e0260c716
[INFO] running `Command { std: "docker" "start" "-a" "36abd6bc38bad6baf58ce3a4a6b88de601c17b7a491a0d3f42a43e3e0260c716", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36abd6bc38bad6baf58ce3a4a6b88de601c17b7a491a0d3f42a43e3e0260c716", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36abd6bc38bad6baf58ce3a4a6b88de601c17b7a491a0d3f42a43e3e0260c716", kill_on_drop: false }`
[INFO] [stdout] 36abd6bc38bad6baf58ce3a4a6b88de601c17b7a491a0d3f42a43e3e0260c716
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+3931cbb869e499bf6db1e4d580cc247efbf183df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 55bf87b4ab2405103bd0cf4440ae29e9fa075e80fbf821362059f4dfa124585f
[INFO] running `Command { std: "docker" "start" "-a" "55bf87b4ab2405103bd0cf4440ae29e9fa075e80fbf821362059f4dfa124585f", kill_on_drop: false }`
[INFO] [stderr]     Checking icey v0.99.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> src/lib.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | #![feature(const_evaluatable_checked)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: renamed to `generic_const_exprs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> src/lib.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | #![feature(const_generics)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: removed in favor of `#![feature(adt_const_params)]` and `#![feature(generic_const_exprs)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> src/lib.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 | #![feature(const_evaluatable_checked)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: renamed to `generic_const_exprs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> src/lib.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | #![feature(const_generics)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: removed in favor of `#![feature(adt_const_params)]` and `#![feature(generic_const_exprs)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]   --> src/lib.rs:90:69
[INFO] [stdout]    |
[INFO] [stdout] 90 |     pub fn trait_object<T, U>(val: U) -> TraitObject<T, { size_of::<U>() }>
[INFO] [stdout]    |                                                                     ^ cannot perform const operation using `U`
[INFO] [stdout]    |
[INFO] [stdout]    = note: type parameters may not be used in const expressions
[INFO] [stdout]    = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]   --> src/lib.rs:90:69
[INFO] [stdout]    |
[INFO] [stdout] 90 |     pub fn trait_object<T, U>(val: U) -> TraitObject<T, { size_of::<U>() }>
[INFO] [stdout]    |                                                                     ^ cannot perform const operation using `U`
[INFO] [stdout]    |
[INFO] [stdout]    = note: type parameters may not be used in const expressions
[INFO] [stdout]    = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]   --> src/lib.rs:96:47
[INFO] [stdout]    |
[INFO] [stdout] 96 |         unsafe { TraitObject::<T, { size_of::<U>() }>::new(val) }
[INFO] [stdout]    |                                               ^ cannot perform const operation using `U`
[INFO] [stdout]    |
[INFO] [stdout]    = note: type parameters may not be used in const expressions
[INFO] [stdout]    = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]   --> src/lib.rs:96:47
[INFO] [stdout]    |
[INFO] [stdout] 96 |         unsafe { TraitObject::<T, { size_of::<U>() }>::new(val) }
[INFO] [stdout]    |                                               ^ cannot perform const operation using `U`
[INFO] [stdout]    |
[INFO] [stdout]    = note: type parameters may not be used in const expressions
[INFO] [stdout]    = help: add `#![feature(generic_const_exprs)]` to allow generic const expressions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `icey` (lib) due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `icey` (lib test) due to 5 previous errors
[INFO] running `Command { std: "docker" "inspect" "55bf87b4ab2405103bd0cf4440ae29e9fa075e80fbf821362059f4dfa124585f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55bf87b4ab2405103bd0cf4440ae29e9fa075e80fbf821362059f4dfa124585f", kill_on_drop: false }`
[INFO] [stdout] 55bf87b4ab2405103bd0cf4440ae29e9fa075e80fbf821362059f4dfa124585f