[INFO] fetching crate cargo-explain 1.0.0...
[INFO] checking cargo-explain-1.0.0 against try#72f88fc4e9458f89516a0b8b0868f3718aec5b47 for pr-74989
[INFO] extracting crate cargo-explain 1.0.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate cargo-explain 1.0.0 on toolchain 72f88fc4e9458f89516a0b8b0868f3718aec5b47
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-explain 1.0.0
[INFO] finished tweaking crates.io crate cargo-explain 1.0.0
[INFO] tweaked toml for crates.io crate cargo-explain 1.0.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate cargo-explain 1.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pipeline v0.5.0
[INFO] [stderr]   Downloaded textwrap v0.12.1
[INFO] [stderr]   Downloaded markdown v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ff2fef33ae29ea283ed682049e511a42410c96e4919333cee013d921e1c5c578
[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" "ff2fef33ae29ea283ed682049e511a42410c96e4919333cee013d921e1c5c578", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff2fef33ae29ea283ed682049e511a42410c96e4919333cee013d921e1c5c578", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff2fef33ae29ea283ed682049e511a42410c96e4919333cee013d921e1c5c578", kill_on_drop: false }`
[INFO] [stdout] ff2fef33ae29ea283ed682049e511a42410c96e4919333cee013d921e1c5c578
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9911309b3f4b686b576a7dcb0b79483c125de2b7ea2eb806921487af65803ba2
[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" "9911309b3f4b686b576a7dcb0b79483c125de2b7ea2eb806921487af65803ba2", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking pipeline v0.5.0
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling indexmap v1.5.2
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking line-wrap v0.1.1
[INFO] [stderr]    Compiling onig_sys v69.5.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking textwrap v0.12.1
[INFO] [stderr]     Checking flate2 v1.0.17
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking plist v1.0.0
[INFO] [stderr]     Checking markdown v0.3.0
[INFO] [stderr]     Checking onig v6.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]     Checking syntect v4.4.0
[INFO] [stderr]     Checking cargo-explain v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.79s
[INFO] running `Command { std: "docker" "inspect" "9911309b3f4b686b576a7dcb0b79483c125de2b7ea2eb806921487af65803ba2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9911309b3f4b686b576a7dcb0b79483c125de2b7ea2eb806921487af65803ba2", kill_on_drop: false }`
[INFO] [stdout] 9911309b3f4b686b576a7dcb0b79483c125de2b7ea2eb806921487af65803ba2
