[INFO] cloning repository https://github.com/etandel/isner
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/etandel/isner" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fetandel%2Fisner", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fetandel%2Fisner'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bc03b4c001d8e4dd47a32b04c95d2a0bbc40c947
[INFO] checking etandel/isner against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fetandel%2Fisner" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/etandel/isner on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/etandel/isner
[INFO] finished tweaking git repo https://github.com/etandel/isner
[INFO] tweaked toml for git repo https://github.com/etandel/isner written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/etandel/isner already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fehler-macros v1.0.0
[INFO] [stderr]   Downloaded fehler v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e573558d5d305df186e5a6be963361688657d14c1447beaf5f07a907912f7baf
[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" "e573558d5d305df186e5a6be963361688657d14c1447beaf5f07a907912f7baf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e573558d5d305df186e5a6be963361688657d14c1447beaf5f07a907912f7baf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e573558d5d305df186e5a6be963361688657d14c1447beaf5f07a907912f7baf", kill_on_drop: false }`
[INFO] [stdout] e573558d5d305df186e5a6be963361688657d14c1447beaf5f07a907912f7baf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b0b847854dbbf608e78c2fba97d7bb25efb9adc5d23d09e116ec22afbd678488
[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" "b0b847854dbbf608e78c2fba97d7bb25efb9adc5d23d09e116ec22afbd678488", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]    Compiling syn v1.0.29
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling fehler-macros v1.0.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]     Checking thiserror v1.0.19
[INFO] [stderr]     Checking fehler v1.0.0
[INFO] [stderr]     Checking isner v0.0.1-alpha.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.05s
[INFO] running `Command { std: "docker" "inspect" "b0b847854dbbf608e78c2fba97d7bb25efb9adc5d23d09e116ec22afbd678488", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0b847854dbbf608e78c2fba97d7bb25efb9adc5d23d09e116ec22afbd678488", kill_on_drop: false }`
[INFO] [stdout] b0b847854dbbf608e78c2fba97d7bb25efb9adc5d23d09e116ec22afbd678488