[INFO] fetching crate rustrc 0.3.0...
[INFO] checking rustrc-0.3.0 against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] extracting crate rustrc 0.3.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate rustrc 0.3.0 on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustrc 0.3.0
[INFO] finished tweaking crates.io crate rustrc 0.3.0
[INFO] tweaked toml for crates.io crate rustrc 0.3.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate rustrc 0.3.0 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded biometrics v0.8.0
[INFO] [stderr]   Downloaded arrrg v0.4.0
[INFO] [stderr]   Downloaded derive_util v0.4.0
[INFO] [stderr]   Downloaded arrrg_derive v0.4.0
[INFO] [stderr]   Downloaded indicio v0.5.0
[INFO] [stderr]   Downloaded prototk_derive v0.8.0
[INFO] [stderr]   Downloaded rc_conf v0.4.0
[INFO] [stderr]   Downloaded minimal_signals v0.3.0
[INFO] [stderr]   Downloaded tatl v0.7.0
[INFO] [stderr]   Downloaded shvar v0.3.0
[INFO] [stderr]   Downloaded utf8path v0.4.0
[INFO] [stderr]   Downloaded buffertk v0.8.0
[INFO] [stderr]   Downloaded zerror v0.5.0
[INFO] [stderr]   Downloaded one_two_eight v0.5.0
[INFO] [stderr]   Downloaded unix_sock v0.5.0
[INFO] [stderr]   Downloaded prototk v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c91331c01c38c160ca8ddc713675479fa8832166b9a79c16fec3193a026ce161
[INFO] running `Command { std: "docker" "start" "-a" "c91331c01c38c160ca8ddc713675479fa8832166b9a79c16fec3193a026ce161", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c91331c01c38c160ca8ddc713675479fa8832166b9a79c16fec3193a026ce161", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c91331c01c38c160ca8ddc713675479fa8832166b9a79c16fec3193a026ce161", kill_on_drop: false }`
[INFO] [stdout] c91331c01c38c160ca8ddc713675479fa8832166b9a79c16fec3193a026ce161
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f5bacb736f6e0f25457ec025f163e45e1008833c64be80f28b2887b7407f3d7
[INFO] running `Command { std: "docker" "start" "-a" "2f5bacb736f6e0f25457ec025f163e45e1008833c64be80f28b2887b7407f3d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling buffertk v0.8.0
[INFO] [stderr]     Checking zerror v0.5.0
[INFO] [stderr]     Checking utf8path v0.4.0
[INFO] [stderr]     Checking biometrics v0.8.0
[INFO] [stderr]     Checking shvar v0.3.0
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking minimal_signals v0.3.0
[INFO] [stderr]     Checking unix_sock v0.5.0
[INFO] [stderr]    Compiling derive_util v0.4.0
[INFO] [stderr]    Compiling prototk_derive v0.8.0
[INFO] [stderr]    Compiling arrrg_derive v0.4.0
[INFO] [stderr]     Checking arrrg v0.4.0
[INFO] [stderr]     Checking rc_conf v0.4.0
[INFO] [stderr]     Checking prototk v0.8.0
[INFO] [stderr]     Checking one_two_eight v0.5.0
[INFO] [stderr]     Checking tatl v0.7.0
[INFO] [stderr]     Checking indicio v0.5.0
[INFO] [stderr]     Checking rustrc v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.79s
[INFO] running `Command { std: "docker" "inspect" "2f5bacb736f6e0f25457ec025f163e45e1008833c64be80f28b2887b7407f3d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f5bacb736f6e0f25457ec025f163e45e1008833c64be80f28b2887b7407f3d7", kill_on_drop: false }`
[INFO] [stdout] 2f5bacb736f6e0f25457ec025f163e45e1008833c64be80f28b2887b7407f3d7
[INFO] checking rustrc-0.3.0 against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] extracting crate rustrc 0.3.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate rustrc 0.3.0 on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustrc 0.3.0
[INFO] finished tweaking crates.io crate rustrc 0.3.0
[INFO] tweaked toml for crates.io crate rustrc 0.3.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate rustrc 0.3.0 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 879ce98e796196ccbfbb61fc0a401dfd02ea4efa9965760fd9e47688dbc2df42
[INFO] running `Command { std: "docker" "start" "-a" "879ce98e796196ccbfbb61fc0a401dfd02ea4efa9965760fd9e47688dbc2df42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "879ce98e796196ccbfbb61fc0a401dfd02ea4efa9965760fd9e47688dbc2df42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "879ce98e796196ccbfbb61fc0a401dfd02ea4efa9965760fd9e47688dbc2df42", kill_on_drop: false }`
[INFO] [stdout] 879ce98e796196ccbfbb61fc0a401dfd02ea4efa9965760fd9e47688dbc2df42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 61d358cee2619f2cd84abb422f7a3d09a8d3182ebf59405b2ab76ef360b885e6
[INFO] running `Command { std: "docker" "start" "-a" "61d358cee2619f2cd84abb422f7a3d09a8d3182ebf59405b2ab76ef360b885e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling buffertk v0.8.0
[INFO] [stderr]     Checking zerror v0.5.0
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking biometrics v0.8.0
[INFO] [stderr]     Checking utf8path v0.4.0
[INFO] [stderr]     Checking shvar v0.3.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking minimal_signals v0.3.0
[INFO] [stderr]     Checking unix_sock v0.5.0
[INFO] [stderr]    Compiling derive_util v0.4.0
[INFO] [stderr]    Compiling prototk_derive v0.8.0
[INFO] [stderr]    Compiling arrrg_derive v0.4.0
[INFO] [stderr]     Checking arrrg v0.4.0
[INFO] [stderr]     Checking rc_conf v0.4.0
[INFO] [stderr]     Checking prototk v0.8.0
[INFO] [stderr]     Checking one_two_eight v0.5.0
[INFO] [stderr]     Checking tatl v0.7.0
[INFO] [stderr]     Checking indicio v0.5.0
[INFO] [stderr]     Checking rustrc v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.69s
[INFO] running `Command { std: "docker" "inspect" "61d358cee2619f2cd84abb422f7a3d09a8d3182ebf59405b2ab76ef360b885e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61d358cee2619f2cd84abb422f7a3d09a8d3182ebf59405b2ab76ef360b885e6", kill_on_drop: false }`
[INFO] [stdout] 61d358cee2619f2cd84abb422f7a3d09a8d3182ebf59405b2ab76ef360b885e6