[INFO] cloning repository https://github.com/hatoo/kon
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hatoo/kon" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhatoo%2Fkon", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhatoo%2Fkon'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] adea302c748fb3e233cc9a552ca665bb2bde625c
[INFO] checking hatoo/kon against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhatoo%2Fkon" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hatoo/kon on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hatoo/kon
[INFO] finished tweaking git repo https://github.com/hatoo/kon
[INFO] tweaked toml for git repo https://github.com/hatoo/kon written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/hatoo/kon already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nanorand v0.5.2
[INFO] [stderr]   Downloaded utf8-width v0.1.4
[INFO] [stderr]   Downloaded get-port v3.0.0
[INFO] [stderr]   Downloaded byte-unit v4.0.10
[INFO] [stderr]   Downloaded trust-dns-resolver v0.20.1
[INFO] [stderr]   Downloaded average v0.11.0
[INFO] [stderr]   Downloaded trust-dns-proto v0.20.1
[INFO] [stderr]   Downloaded rlimit v0.5.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] aed3ea8856f4dc6e4417d582ae555b8f21975235da9afc63cc663076c98f6628
[INFO] running `Command { std: "docker" "start" "-a" "aed3ea8856f4dc6e4417d582ae555b8f21975235da9afc63cc663076c98f6628", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aed3ea8856f4dc6e4417d582ae555b8f21975235da9afc63cc663076c98f6628", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aed3ea8856f4dc6e4417d582ae555b8f21975235da9afc63cc663076c98f6628", kill_on_drop: false }`
[INFO] [stdout] aed3ea8856f4dc6e4417d582ae555b8f21975235da9afc63cc663076c98f6628
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6cfe4989e97c40e2586b4cbb2ac8195d8dab6000b7b17cb41b473097a1e596b8
[INFO] running `Command { std: "docker" "start" "-a" "6cfe4989e97c40e2586b4cbb2ac8195d8dab6000b7b17cb41b473097a1e596b8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking futures-io v0.3.13
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking predicates-core v1.0.2
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking custom_derive v0.1.7
[INFO] [stderr]     Checking utf8-width v0.1.4
[INFO] [stderr]     Checking treeline v0.1.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking float-ord v0.2.0
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking get-port v3.0.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking http v0.2.3
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking byte-unit v4.0.10
[INFO] [stderr]     Checking conv v0.3.3
[INFO] [stderr]     Checking predicates-tree v1.0.2
[INFO] [stderr]     Checking predicates v1.0.7
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]     Checking rlimit v0.5.4
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking resolv-conf v0.7.0
[INFO] [stderr]     Checking url v2.2.1
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking sha-1 v0.9.4
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]    Compiling tokio v1.4.0
[INFO] [stderr]    Compiling openssl-sys v0.9.61
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking mio v0.7.10
[INFO] [stderr]     Checking tracing v0.1.25
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking buf_redux v0.8.4
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]     Checking bstr v0.2.15
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking nanorand v0.5.2
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking signal-hook v0.1.17
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking crossterm v0.18.2
[INFO] [stderr]    Compiling openssl v0.10.33
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]     Checking assert_cmd v1.0.3
[INFO] [stderr]     Checking average v0.11.0
[INFO] [stderr]     Checking tempfile v3.2.0
[INFO] [stderr]     Checking tui v0.14.0
[INFO] [stderr]     Checking http-body v0.4.1
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking tungstenite v0.12.0
[INFO] [stderr]     Checking headers v0.3.4
[INFO] [stderr]     Checking multipart v0.17.1
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]    Compiling pin-project-internal v1.0.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling async-trait v0.1.48
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]     Checking futures-util v0.3.13
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stderr]     Checking pin-project v1.0.5
[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking flume v0.10.2
[INFO] [stderr]     Checking tokio-util v0.6.5
[INFO] [stderr]     Checking tokio-stream v0.1.5
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking futures-executor v0.3.13
[INFO] [stderr]     Checking trust-dns-proto v0.20.1
[INFO] [stderr]     Checking tokio-tungstenite v0.13.0
[INFO] [stderr]     Checking futures v0.3.13
[INFO] [stderr]     Checking h2 v0.3.1
[INFO] [stderr]     Checking trust-dns-resolver v0.20.1
[INFO] [stderr]     Checking hyper v0.14.4
[INFO] [stderr]     Checking warp v0.3.0
[INFO] [stderr]     Checking oha v0.4.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `TryFrom` is imported redundantly
[INFO] [stdout]    --> tests/tests.rs:177:9
[INFO] [stdout]     |
[INFO] [stdout] 177 |     use std::convert::TryFrom;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 40s
[INFO] running `Command { std: "docker" "inspect" "6cfe4989e97c40e2586b4cbb2ac8195d8dab6000b7b17cb41b473097a1e596b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cfe4989e97c40e2586b4cbb2ac8195d8dab6000b7b17cb41b473097a1e596b8", kill_on_drop: false }`
[INFO] [stdout] 6cfe4989e97c40e2586b4cbb2ac8195d8dab6000b7b17cb41b473097a1e596b8