[INFO] cloning repository https://github.com/daaku/qtpl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/daaku/qtpl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaaku%2Fqtpl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaaku%2Fqtpl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3ab03a24d36dbeb6e266ab94cf2db65d062e88c8
[INFO] checking daaku/qtpl against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdaaku%2Fqtpl" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/daaku/qtpl on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/daaku/qtpl
[INFO] finished tweaking git repo https://github.com/daaku/qtpl
[INFO] tweaked toml for git repo https://github.com/daaku/qtpl written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/daaku/qtpl already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded v_escape_derive v0.7.1
[INFO] [stderr]   Downloaded v_escape v0.10.0
[INFO] [stderr]   Downloaded v_htmlescape v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "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] 547f1cfe90b0a3903a025ccdf0e209077ebd8414bddf59b8df8d7ce194e9b2b1
[INFO] running `Command { std: "docker" "start" "-a" "547f1cfe90b0a3903a025ccdf0e209077ebd8414bddf59b8df8d7ce194e9b2b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "547f1cfe90b0a3903a025ccdf0e209077ebd8414bddf59b8df8d7ce194e9b2b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "547f1cfe90b0a3903a025ccdf0e209077ebd8414bddf59b8df8d7ce194e9b2b1", kill_on_drop: false }`
[INFO] [stdout] 547f1cfe90b0a3903a025ccdf0e209077ebd8414bddf59b8df8d7ce194e9b2b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6e451b902a68c98ea928a66e2ffa94052ca583674b9792c9dcf3f89f0ef2dd8
[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" "c6e451b902a68c98ea928a66e2ffa94052ca583674b9792c9dcf3f89f0ef2dd8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling v_htmlescape v0.8.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking pretty_assertions v0.6.1
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking syn v1.0.31
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling v_escape_derive v0.7.1
[INFO] [stderr]     Checking qtpl-macros v0.7.1 (/opt/rustwide/workdir/qtpl-macros)
[INFO] [stderr]     Checking v_escape v0.10.0
[INFO] [stderr]     Checking qtpl v0.7.1 (/opt/rustwide/workdir/qtpl)
[INFO] [stderr]     Checking qtpl_tests v0.7.1 (/opt/rustwide/workdir/qtpl-tests)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.52s
[INFO] running `Command { std: "docker" "inspect" "c6e451b902a68c98ea928a66e2ffa94052ca583674b9792c9dcf3f89f0ef2dd8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6e451b902a68c98ea928a66e2ffa94052ca583674b9792c9dcf3f89f0ef2dd8", kill_on_drop: false }`
[INFO] [stdout] c6e451b902a68c98ea928a66e2ffa94052ca583674b9792c9dcf3f89f0ef2dd8