[INFO] fetching crate econf 0.1.2...
[INFO] checking econf-0.1.2 against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710
[INFO] extracting crate econf 0.1.2 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate econf 0.1.2 on toolchain 07fecb9cf34c4979a772ba38c99d6d9144768413
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate econf 0.1.2
[INFO] finished tweaking crates.io crate econf 0.1.2
[INFO] tweaked toml for crates.io crate econf 0.1.2 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate econf 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cfg-if v0.1.10
[INFO] [stderr]   Downloaded num-integer v0.1.44
[INFO] [stderr]   Downloaded thread_local v1.0.1
[INFO] [stderr]   Downloaded wasi v0.10.0+wasi-snapshot-preview1
[INFO] [stderr]   Downloaded num-traits v0.2.14
[INFO] [stderr]   Downloaded syn v0.15.44
[INFO] [stderr]   Downloaded num v0.2.1
[INFO] [stderr]   Downloaded quote v0.6.13
[INFO] [stderr]   Downloaded unicode-xid v0.1.0
[INFO] [stderr]   Downloaded proc-macro2 v0.4.30
[INFO] [stderr]   Downloaded regex v1.4.2
[INFO] [stderr]   Downloaded memchr v2.3.4
[INFO] [stderr]   Downloaded serde_yaml v0.8.15
[INFO] [stderr]   Downloaded serde v1.0.118
[INFO] [stderr]   Downloaded num-rational v0.2.4
[INFO] [stderr]   Downloaded dtoa v0.4.7
[INFO] [stderr]   Downloaded econf-derive v0.1.2
[INFO] [stderr]   Downloaded num-bigint v0.2.6
[INFO] [stderr]   Downloaded time v0.1.44
[INFO] [stderr]   Downloaded parse_duration v1.0.3
[INFO] [stderr]   Downloaded aho-corasick v0.7.15
[INFO] [stderr]   Downloaded log v0.4.11
[INFO] [stderr]   Downloaded num-complex v0.2.4
[INFO] [stderr]   Downloaded simple_logger v0.5.0
[INFO] [stderr]   Downloaded linked-hash-map v0.5.3
[INFO] [stderr]   Downloaded num-iter v0.1.42
[INFO] [stderr]   Downloaded libc v0.2.81
[INFO] [stderr]   Downloaded regex-syntax v0.6.21
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29a3c21389a91e727e522b7749ccb1525e52f1648d4a1c0f92ad6a6700e02385
[INFO] running `Command { std: "docker" "start" "-a" "29a3c21389a91e727e522b7749ccb1525e52f1648d4a1c0f92ad6a6700e02385", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29a3c21389a91e727e522b7749ccb1525e52f1648d4a1c0f92ad6a6700e02385", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29a3c21389a91e727e522b7749ccb1525e52f1648d4a1c0f92ad6a6700e02385", kill_on_drop: false }`
[INFO] [stdout] 29a3c21389a91e727e522b7749ccb1525e52f1648d4a1c0f92ad6a6700e02385
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 340fee9b87b1cdd55701344c44f2ec471e39ae76b13aab5d455a0bf73ebea945
[INFO] running `Command { std: "docker" "start" "-a" "340fee9b87b1cdd55701344c44f2ec471e39ae76b13aab5d455a0bf73ebea945", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking simple_logger v0.5.0
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]    Compiling econf-derive v0.1.2
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking parse_duration v1.0.3
[INFO] [stderr]     Checking serde_yaml v0.8.15
[INFO] [stderr]     Checking econf v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.70s
[INFO] running `Command { std: "docker" "inspect" "340fee9b87b1cdd55701344c44f2ec471e39ae76b13aab5d455a0bf73ebea945", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "340fee9b87b1cdd55701344c44f2ec471e39ae76b13aab5d455a0bf73ebea945", kill_on_drop: false }`
[INFO] [stdout] 340fee9b87b1cdd55701344c44f2ec471e39ae76b13aab5d455a0bf73ebea945