[INFO] cloning repository https://github.com/paulprimus/tail
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/paulprimus/tail" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaulprimus%2Ftail", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaulprimus%2Ftail'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c7402791b54d4a96748efdd338718fed3ce8be67
[INFO] checking paulprimus/tail against try#81275a1445c7502a974118e0c69b795ab60be991 for pr-80243
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpaulprimus%2Ftail" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/paulprimus/tail on toolchain 81275a1445c7502a974118e0c69b795ab60be991
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/paulprimus/tail
[INFO] finished tweaking git repo https://github.com/paulprimus/tail
[INFO] tweaked toml for git repo https://github.com/paulprimus/tail written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/paulprimus/tail already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "fetch" "--locked" "--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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-tls v0.3.0
[INFO] [stderr]   Downloaded security-framework-sys v0.4.2
[INFO] [stderr]   Downloaded pin-project-internal v0.4.8
[INFO] [stderr]   Downloaded num_cpus v1.12.0
[INFO] [stderr]   Downloaded hyper v0.13.4
[INFO] [stderr]   Downloaded pin-project-lite v0.1.4
[INFO] [stderr]   Downloaded security-framework v0.4.2
[INFO] [stderr]   Downloaded crossterm_winapi v0.6.1
[INFO] [stderr]   Downloaded crossterm v0.17.5
[INFO] [stderr]   Downloaded h2 v0.2.4
[INFO] [stderr]   Downloaded openssl v0.10.28
[INFO] [stderr]   Downloaded tokio v0.2.15
[INFO] [stderr]   Downloaded hermit-abi v0.1.8
[INFO] [stderr]   Downloaded pin-project v0.4.8
[INFO] [stderr]   Downloaded schannel v0.1.18
[INFO] [stderr]   Downloaded miow v0.3.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d263550f5596cfdcd886f3d9c6476b49330ea29fbcb8bec676b8467afbf87e73
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d263550f5596cfdcd886f3d9c6476b49330ea29fbcb8bec676b8467afbf87e73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d263550f5596cfdcd886f3d9c6476b49330ea29fbcb8bec676b8467afbf87e73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d263550f5596cfdcd886f3d9c6476b49330ea29fbcb8bec676b8467afbf87e73", kill_on_drop: false }`
[INFO] [stdout] d263550f5596cfdcd886f3d9c6476b49330ea29fbcb8bec676b8467afbf87e73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c92a03ef075e817d3f0de77925ebc205278ae12d6bbf50b360854e4ee673705
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "9c92a03ef075e817d3f0de77925ebc205278ae12d6bbf50b360854e4ee673705", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]     Checking arc-swap v0.4.5
[INFO] [stderr]     Checking bytes v0.5.4
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]     Checking new_debug_unreachable v1.0.4
[INFO] [stderr]     Checking pin-project-lite v0.1.4
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.28
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]     Checking thin-slice v0.1.1
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking ego-tree v0.6.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking dtoa-short v0.3.2
[INFO] [stderr]     Checking futf v0.1.4
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking servo_arc v0.1.1
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking tendril v0.4.1
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling openssl-sys v0.9.54
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking signal-hook v0.1.16
[INFO] [stderr]     Checking crossterm v0.17.5
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling string_cache_codegen v0.5.1
[INFO] [stderr]    Compiling selectors v0.22.0
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.8
[INFO] [stderr]    Compiling cssparser v0.27.2
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]    Compiling cssparser-macros v0.6.0
[INFO] [stderr]    Compiling derive_more v0.99.9
[INFO] [stderr]     Checking tokio v0.2.15
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking pin-project v0.4.8
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.2.4
[INFO] [stderr]     Checking hyper v0.13.4
[INFO] [stderr]     Checking string_cache v0.8.0
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking hyper-tls v0.4.1
[INFO] [stderr]    Compiling markup5ever v0.10.0
[INFO] [stderr]     Checking scraper v0.12.0
[INFO] [stderr]     Checking opl v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::logtyp::LogTyp::LOG`
[INFO] [stdout]  --> src/logtyp.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::logtyp::LogTyp::LOG;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ReadDir`
[INFO] [stdout]   --> src/rootlogs.rs:11:23
[INFO] [stdout]    |
[INFO] [stdout] 11 | use tokio::fs::{File, ReadDir};
[INFO] [stdout]    |                       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufReader`, `Error`
[INFO] [stdout]   --> src/rootlogs.rs:12:32
[INFO] [stdout]    |
[INFO] [stdout] 12 | use tokio::io::{AsyncWriteExt, BufReader, Error};
[INFO] [stdout]    |                                ^^^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp::Reverse`
[INFO] [stdout]  --> src/term.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cmp::Reverse;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::logtyp::LogTyp::LOG`
[INFO] [stdout]  --> src/logtyp.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::logtyp::LogTyp::LOG;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ReadDir`
[INFO] [stdout]   --> src/rootlogs.rs:11:23
[INFO] [stdout]    |
[INFO] [stdout] 11 | use tokio::fs::{File, ReadDir};
[INFO] [stdout]    |                       ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufReader`, `Error`
[INFO] [stdout]   --> src/rootlogs.rs:12:32
[INFO] [stdout]    |
[INFO] [stdout] 12 | use tokio::io::{AsyncWriteExt, BufReader, Error};
[INFO] [stdout]    |                                ^^^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp::Reverse`
[INFO] [stdout]  --> src/term.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cmp::Reverse;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `typ`
[INFO] [stdout]   --> src/action.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     typ: &LogTyp,
[INFO] [stdout]    |     ^^^ help: if this is intentional, prefix it with an underscore: `_typ`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `log_typ` is never read
[INFO] [stdout]    --> src/rootlogs.rs:121:17
[INFO] [stdout]     |
[INFO] [stdout] 121 |             let mut log_typ = LogTyp::ALL;
[INFO] [stdout]     |                 ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `filename` is never read
[INFO] [stdout]    --> src/rootlogs.rs:178:9
[INFO] [stdout]     |
[INFO] [stdout] 178 |     let mut filename:String = String::from("error.json");
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `typ`
[INFO] [stdout]   --> src/action.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 66 |     typ: &LogTyp,
[INFO] [stdout]    |     ^^^ help: if this is intentional, prefix it with an underscore: `_typ`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `log_typ` is never read
[INFO] [stdout]    --> src/rootlogs.rs:121:17
[INFO] [stdout]     |
[INFO] [stdout] 121 |             let mut log_typ = LogTyp::ALL;
[INFO] [stdout]     |                 ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `filename` is never read
[INFO] [stdout]    --> src/rootlogs.rs:178:9
[INFO] [stdout]     |
[INFO] [stdout] 178 |     let mut filename:String = String::from("error.json");
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 08s
[INFO] running `Command { std: "docker" "inspect" "9c92a03ef075e817d3f0de77925ebc205278ae12d6bbf50b360854e4ee673705", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c92a03ef075e817d3f0de77925ebc205278ae12d6bbf50b360854e4ee673705", kill_on_drop: false }`
[INFO] [stdout] 9c92a03ef075e817d3f0de77925ebc205278ae12d6bbf50b360854e4ee673705