[INFO] fetching crate collections-fromstr 0.1.1...
[INFO] checking collections-fromstr-0.1.1 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate collections-fromstr 0.1.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate collections-fromstr 0.1.1 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate collections-fromstr 0.1.1
[INFO] finished tweaking crates.io crate collections-fromstr 0.1.1
[INFO] tweaked toml for crates.io crate collections-fromstr 0.1.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fc814b600cb86510ee038df30866d1ac6d20fc45b44a2bdd3a2cb050affd81e9
[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" "fc814b600cb86510ee038df30866d1ac6d20fc45b44a2bdd3a2cb050affd81e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc814b600cb86510ee038df30866d1ac6d20fc45b44a2bdd3a2cb050affd81e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc814b600cb86510ee038df30866d1ac6d20fc45b44a2bdd3a2cb050affd81e9", kill_on_drop: false }`
[INFO] [stdout] fc814b600cb86510ee038df30866d1ac6d20fc45b44a2bdd3a2cb050affd81e9
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 01b9a947d1dd622b62c428912d422545e97ae706adcb84b2105bab2ab8e3b385
[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" "01b9a947d1dd622b62c428912d422545e97ae706adcb84b2105bab2ab8e3b385", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]     Checking yansi v0.5.0
[INFO] [stderr]     Checking if_chain v1.0.1
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking proc-macro2 v1.0.27
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]     Checking quote v1.0.9
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling assert2-macros v0.3.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]     Checking collections-fromstr v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling parse-display-derive v0.4.1
[INFO] [stderr]    Compiling derive_more v0.99.14
[INFO] [stderr]     Checking assert2 v0.3.5
[INFO] [stderr]     Checking parse-display v0.4.1
[INFO] [stderr]     Checking serde v1.0.126
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking trybuild v1.0.42
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.51s
[INFO] running `Command { std: "docker" "inspect" "01b9a947d1dd622b62c428912d422545e97ae706adcb84b2105bab2ab8e3b385", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01b9a947d1dd622b62c428912d422545e97ae706adcb84b2105bab2ab8e3b385", kill_on_drop: false }`
[INFO] [stdout] 01b9a947d1dd622b62c428912d422545e97ae706adcb84b2105bab2ab8e3b385