[INFO] cloning repository https://github.com/asampley/alarm-clock
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/asampley/alarm-clock" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasampley%2Falarm-clock", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasampley%2Falarm-clock'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 572a176e069b4eceaff445a7cdd5a37fe1c73c8c
[INFO] checking asampley/alarm-clock against try#9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869 for pr-129249
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fasampley%2Falarm-clock" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/asampley/alarm-clock on toolchain 9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/asampley/alarm-clock
[INFO] finished tweaking git repo https://github.com/asampley/alarm-clock
[INFO] tweaked toml for git repo https://github.com/asampley/alarm-clock written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/asampley/alarm-clock 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" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 71425ebf97afdfe61c9d8fe1b4c0ff56405a735cb69078981d9576c976128c91
[INFO] running `Command { std: "docker" "start" "-a" "71425ebf97afdfe61c9d8fe1b4c0ff56405a735cb69078981d9576c976128c91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71425ebf97afdfe61c9d8fe1b4c0ff56405a735cb69078981d9576c976128c91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71425ebf97afdfe61c9d8fe1b4c0ff56405a735cb69078981d9576c976128c91", kill_on_drop: false }`
[INFO] [stdout] 71425ebf97afdfe61c9d8fe1b4c0ff56405a735cb69078981d9576c976128c91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ece90f85fc0aef95e6430c383c622eda984d6ea235133a5363f3d66fad83b9a
[INFO] running `Command { std: "docker" "start" "-a" "8ece90f85fc0aef95e6430c383c622eda984d6ea235133a5363f3d66fad83b9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling cc v1.0.40
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling pre_table v0.1.0 (/opt/rustwide/workdir/pre_table)
[INFO] [stdout] error: this conversion is useless `proc_macro::TokenTree` to `proc_macro::TokenTree`
[INFO] [stdout]   --> pre_table/src/lib.rs:89:2
[INFO] [stdout]    |
[INFO] [stdout] 89 | /     TokenTree::from(Group::new(Delimiter::Bracket, 
[INFO] [stdout] 90 | |         (0..size)
[INFO] [stdout] 91 | |             .flat_map(|a| vec![
[INFO] [stdout] 92 | |                 to_token_tree(a),
[INFO] [stdout] ...  |
[INFO] [stdout] 95 | |             .collect()
[INFO] [stdout] 96 | |     )).into()
[INFO] [stdout]    | |_____________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pre_table` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this conversion is useless `proc_macro::TokenTree` to `proc_macro::TokenTree`
[INFO] [stdout]   --> pre_table/src/lib.rs:89:2
[INFO] [stdout]    |
[INFO] [stdout] 89 | /     TokenTree::from(Group::new(Delimiter::Bracket, 
[INFO] [stdout] 90 | |         (0..size)
[INFO] [stdout] 91 | |             .flat_map(|a| vec![
[INFO] [stdout] 92 | |                 to_token_tree(a),
[INFO] [stdout] ...  |
[INFO] [stdout] 95 | |             .collect()
[INFO] [stdout] 96 | |     )).into()
[INFO] [stdout]    | |_____________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this conversion is useless `proc_macro::TokenTree` to `proc_macro::TokenTree`
[INFO] [stdout]   --> pre_table/src/lib.rs:89:2
[INFO] [stdout]    |
[INFO] [stdout] 89 | /     TokenTree::from(Group::new(Delimiter::Bracket, 
[INFO] [stdout] 90 | |         (0..size)
[INFO] [stdout] 91 | |             .flat_map(|a| vec![
[INFO] [stdout] 92 | |                 to_token_tree(a),
[INFO] [stdout] ...  |
[INFO] [stdout] 95 | |             .collect()
[INFO] [stdout] 96 | |     )).into()
[INFO] [stdout]    | |_____________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pre_table` (lib test) due to 1 previous error
[INFO] [stderr] error: could not compile `pre_table` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "8ece90f85fc0aef95e6430c383c622eda984d6ea235133a5363f3d66fad83b9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ece90f85fc0aef95e6430c383c622eda984d6ea235133a5363f3d66fad83b9a", kill_on_drop: false }`
[INFO] [stdout] 8ece90f85fc0aef95e6430c383c622eda984d6ea235133a5363f3d66fad83b9a