[INFO] cloning repository https://github.com/chesterliliang/exrng
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chesterliliang/exrng" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchesterliliang%2Fexrng", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchesterliliang%2Fexrng'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c53160a52ab42b0940f5faaf26661273fc019667
[INFO] checking chesterliliang/exrng against master#b92758a9aef1cef7b79e2b72c3d8ba113e547f89 for pr-124305-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchesterliliang%2Fexrng" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chesterliliang/exrng on toolchain b92758a9aef1cef7b79e2b72c3d8ba113e547f89
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b92758a9aef1cef7b79e2b72c3d8ba113e547f89" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/chesterliliang/exrng
[INFO] finished tweaking git repo https://github.com/chesterliliang/exrng
[INFO] tweaked toml for git repo https://github.com/chesterliliang/exrng written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/chesterliliang/exrng 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" "+b92758a9aef1cef7b79e2b72c3d8ba113e547f89" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_core v0.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b92758a9aef1cef7b79e2b72c3d8ba113e547f89" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9eb7393c968be9ada412da0b88333baa48fd2a2a4c43b112663b4e0106c8981c
[INFO] running `Command { std: "docker" "start" "-a" "9eb7393c968be9ada412da0b88333baa48fd2a2a4c43b112663b4e0106c8981c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9eb7393c968be9ada412da0b88333baa48fd2a2a4c43b112663b4e0106c8981c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9eb7393c968be9ada412da0b88333baa48fd2a2a4c43b112663b4e0106c8981c", kill_on_drop: false }`
[INFO] [stdout] 9eb7393c968be9ada412da0b88333baa48fd2a2a4c43b112663b4e0106c8981c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b92758a9aef1cef7b79e2b72c3d8ba113e547f89" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82b1dd04dd2c37b1a529f206b2677563c368d3a2092c038a2a71a2a40178ec42
[INFO] running `Command { std: "docker" "start" "-a" "82b1dd04dd2c37b1a529f206b2677563c368d3a2092c038a2a71a2a40178ec42", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking exrng v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "82b1dd04dd2c37b1a529f206b2677563c368d3a2092c038a2a71a2a40178ec42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82b1dd04dd2c37b1a529f206b2677563c368d3a2092c038a2a71a2a40178ec42", kill_on_drop: false }`
[INFO] [stdout] 82b1dd04dd2c37b1a529f206b2677563c368d3a2092c038a2a71a2a40178ec42
[INFO] checking chesterliliang/exrng against try#c1a4c206c24587a392f3bf286bc2e2a61502d44b for pr-124305-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchesterliliang%2Fexrng" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chesterliliang/exrng on toolchain c1a4c206c24587a392f3bf286bc2e2a61502d44b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c1a4c206c24587a392f3bf286bc2e2a61502d44b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/chesterliliang/exrng
[INFO] finished tweaking git repo https://github.com/chesterliliang/exrng
[INFO] tweaked toml for git repo https://github.com/chesterliliang/exrng written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/chesterliliang/exrng 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" "+c1a4c206c24587a392f3bf286bc2e2a61502d44b" "fetch" "--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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+c1a4c206c24587a392f3bf286bc2e2a61502d44b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e82b4fc3a37975a836d5e66c854c5c0bcbf8f7acf6a4dad3e140d85619857b4d
[INFO] running `Command { std: "docker" "start" "-a" "e82b4fc3a37975a836d5e66c854c5c0bcbf8f7acf6a4dad3e140d85619857b4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e82b4fc3a37975a836d5e66c854c5c0bcbf8f7acf6a4dad3e140d85619857b4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e82b4fc3a37975a836d5e66c854c5c0bcbf8f7acf6a4dad3e140d85619857b4d", kill_on_drop: false }`
[INFO] [stdout] e82b4fc3a37975a836d5e66c854c5c0bcbf8f7acf6a4dad3e140d85619857b4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+c1a4c206c24587a392f3bf286bc2e2a61502d44b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87e1bc07dd5eda619538dbc61f3f8fd4a82b8bf1e32b28922cf9be2d79349a5b
[INFO] running `Command { std: "docker" "start" "-a" "87e1bc07dd5eda619538dbc61f3f8fd4a82b8bf1e32b28922cf9be2d79349a5b", kill_on_drop: false }`
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking exrng v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "87e1bc07dd5eda619538dbc61f3f8fd4a82b8bf1e32b28922cf9be2d79349a5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87e1bc07dd5eda619538dbc61f3f8fd4a82b8bf1e32b28922cf9be2d79349a5b", kill_on_drop: false }`
[INFO] [stdout] 87e1bc07dd5eda619538dbc61f3f8fd4a82b8bf1e32b28922cf9be2d79349a5b