[INFO] fetching crate atelier_json 0.2.7...
[INFO] checking atelier_json-0.2.7 against master#b92758a9aef1cef7b79e2b72c3d8ba113e547f89 for pr-124305-1
[INFO] extracting crate atelier_json 0.2.7 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate atelier_json 0.2.7 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 crates.io crate atelier_json 0.2.7
[INFO] finished tweaking crates.io crate atelier_json 0.2.7
[INFO] tweaked toml for crates.io crate atelier_json 0.2.7 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate atelier_json 0.2.7 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded itoa v0.4.7
[INFO] [stderr]   Downloaded pretty_assertions v0.7.2
[INFO] [stderr]   Downloaded atelier_test v0.1.4
[INFO] [stderr]   Downloaded ctor v0.1.20
[INFO] [stderr]   Downloaded adler v1.0.2
[INFO] [stderr]   Downloaded heck v0.3.3
[INFO] [stderr]   Downloaded assert-json-diff v2.0.1
[INFO] [stderr]   Downloaded version_check v0.9.3
[INFO] [stderr]   Downloaded addr2line v0.15.2
[INFO] [stderr]   Downloaded cc v1.0.69
[INFO] [stderr]   Downloaded miniz_oxide v0.4.4
[INFO] [stderr]   Downloaded object v0.25.3
[INFO] [stderr]   Downloaded libc v0.2.98
[INFO] [stderr]   Downloaded syn v1.0.73
[INFO] [stderr]   Downloaded gimli v0.24.0
[INFO] [stderr]   Downloaded rustc-demangle v0.1.20
[INFO] [stderr]   Downloaded backtrace v0.3.60
[INFO] [stderr]   Downloaded error-chain v0.12.4
[INFO] [stderr]   Downloaded unicode-segmentation v1.8.0
[INFO] [stderr]   Downloaded paste v1.0.5
[INFO] [stderr]   Downloaded memchr v2.4.0
[INFO] [stderr]   Downloaded atelier_core v0.2.22
[INFO] [stderr]   Downloaded proc-macro2 v1.0.27
[INFO] [stderr]   Downloaded quote v1.0.9
[INFO] [stderr]   Downloaded ryu v1.0.5
[INFO] [stderr]   Downloaded serde v1.0.126
[INFO] [stderr]   Downloaded serde_json v1.0.64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+b92758a9aef1cef7b79e2b72c3d8ba113e547f89" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb38413dcab332ba08ad478e274bad91f3ec932b0c97cfe64a95b21294918742
[INFO] running `Command { std: "docker" "start" "-a" "eb38413dcab332ba08ad478e274bad91f3ec932b0c97cfe64a95b21294918742", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb38413dcab332ba08ad478e274bad91f3ec932b0c97cfe64a95b21294918742", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb38413dcab332ba08ad478e274bad91f3ec932b0c97cfe64a95b21294918742", kill_on_drop: false }`
[INFO] [stdout] eb38413dcab332ba08ad478e274bad91f3ec932b0c97cfe64a95b21294918742
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+b92758a9aef1cef7b79e2b72c3d8ba113e547f89" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ef6f570b1f8fba725827862c53759c4bd90ff0d70996d53b0bbd0a1582794d7
[INFO] running `Command { std: "docker" "start" "-a" "2ef6f570b1f8fba725827862c53759c4bd90ff0d70996d53b0bbd0a1582794d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]     Checking gimli v0.24.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking rustc-demangle v0.1.20
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking unicode-segmentation v1.8.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking object v0.25.3
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking heck v0.3.3
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking diff v0.1.12
[INFO] [stderr]     Checking pretty_assertions v0.7.2
[INFO] [stderr]     Checking addr2line v0.15.2
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking atelier_core v0.2.22
[INFO] [stderr]     Checking atelier_test v0.1.4
[INFO] [stderr]     Checking assert-json-diff v2.0.1
[INFO] [stderr]     Checking atelier_json v0.2.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.36s
[INFO] running `Command { std: "docker" "inspect" "2ef6f570b1f8fba725827862c53759c4bd90ff0d70996d53b0bbd0a1582794d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ef6f570b1f8fba725827862c53759c4bd90ff0d70996d53b0bbd0a1582794d7", kill_on_drop: false }`
[INFO] [stdout] 2ef6f570b1f8fba725827862c53759c4bd90ff0d70996d53b0bbd0a1582794d7
[INFO] checking atelier_json-0.2.7 against try#c1a4c206c24587a392f3bf286bc2e2a61502d44b for pr-124305-1
[INFO] extracting crate atelier_json 0.2.7 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate atelier_json 0.2.7 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 crates.io crate atelier_json 0.2.7
[INFO] finished tweaking crates.io crate atelier_json 0.2.7
[INFO] tweaked toml for crates.io crate atelier_json 0.2.7 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate atelier_json 0.2.7 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c1a4c206c24587a392f3bf286bc2e2a61502d44b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a1b0608ceccb34c120677e7fbd9fe451d1e17ddff778643e128529cff96aabb3
[INFO] running `Command { std: "docker" "start" "-a" "a1b0608ceccb34c120677e7fbd9fe451d1e17ddff778643e128529cff96aabb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a1b0608ceccb34c120677e7fbd9fe451d1e17ddff778643e128529cff96aabb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1b0608ceccb34c120677e7fbd9fe451d1e17ddff778643e128529cff96aabb3", kill_on_drop: false }`
[INFO] [stdout] a1b0608ceccb34c120677e7fbd9fe451d1e17ddff778643e128529cff96aabb3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c1a4c206c24587a392f3bf286bc2e2a61502d44b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 613644f19f4b6b1cee3fe2d95a631ede265b581d7b9ba7b23ed9d435e942568d
[INFO] running `Command { std: "docker" "start" "-a" "613644f19f4b6b1cee3fe2d95a631ede265b581d7b9ba7b23ed9d435e942568d", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking gimli v0.24.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking rustc-demangle v0.1.20
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking heck v0.3.3
[INFO] [stderr]     Checking object v0.25.3
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking diff v0.1.12
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]     Checking pretty_assertions v0.7.2
[INFO] [stderr]     Checking addr2line v0.15.2
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking atelier_core v0.2.22
[INFO] [stderr]     Checking atelier_test v0.1.4
[INFO] [stderr]     Checking assert-json-diff v2.0.1
[INFO] [stderr]     Checking atelier_json v0.2.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.98s
[INFO] running `Command { std: "docker" "inspect" "613644f19f4b6b1cee3fe2d95a631ede265b581d7b9ba7b23ed9d435e942568d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "613644f19f4b6b1cee3fe2d95a631ede265b581d7b9ba7b23ed9d435e942568d", kill_on_drop: false }`
[INFO] [stdout] 613644f19f4b6b1cee3fe2d95a631ede265b581d7b9ba7b23ed9d435e942568d