[INFO] fetching crate merge 0.1.0...
[INFO] checking merge-0.1.0 against master#8549802939cd01111c46e34a7b67cb1933977af9 for pr-132712
[INFO] extracting crate merge 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate merge 0.1.0 on toolchain 8549802939cd01111c46e34a7b67cb1933977af9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8549802939cd01111c46e34a7b67cb1933977af9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate merge 0.1.0
[INFO] finished tweaking crates.io crate merge 0.1.0
[INFO] tweaked toml for crates.io crate merge 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate merge 0.1.0 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" "+8549802939cd01111c46e34a7b67cb1933977af9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded structopt v0.3.17
[INFO] [stderr]   Downloaded trybuild v1.0.30
[INFO] [stderr]   Downloaded structopt-derive v0.4.10
[INFO] [stderr]   Downloaded proc-macro2 v1.0.19
[INFO] [stderr]   Downloaded merge_derive v0.1.0
[INFO] [stderr]   Downloaded syn-mid v0.5.0
[INFO] [stderr]   Downloaded envy v0.4.1
[INFO] [stderr]   Downloaded unicode-width v0.1.8
[INFO] [stderr]   Downloaded proc-macro-error v1.0.3
[INFO] [stderr]   Downloaded serde_derive v1.0.114
[INFO] [stderr]   Downloaded serde v1.0.114
[INFO] [stderr]   Downloaded toml v0.5.6
[INFO] [stderr]   Downloaded unicode-segmentation v1.6.0
[INFO] [stderr]   Downloaded proc-macro-error-attr v1.0.3
[INFO] [stderr]   Downloaded syn v1.0.36
[INFO] [stderr]   Downloaded clap v2.33.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+8549802939cd01111c46e34a7b67cb1933977af9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6820040de7059a532846fba6d32e37147933405de2856859bae464951d8505e1
[INFO] running `Command { std: "docker" "start" "-a" "6820040de7059a532846fba6d32e37147933405de2856859bae464951d8505e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6820040de7059a532846fba6d32e37147933405de2856859bae464951d8505e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6820040de7059a532846fba6d32e37147933405de2856859bae464951d8505e1", kill_on_drop: false }`
[INFO] [stdout] 6820040de7059a532846fba6d32e37147933405de2856859bae464951d8505e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+8549802939cd01111c46e34a7b67cb1933977af9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c7454a769361a6ed4f457237f31389e127178e977567fc1bcda6b45b1bd5efd7
[INFO] running `Command { std: "docker" "start" "-a" "c7454a769361a6ed4f457237f31389e127178e977567fc1bcda6b45b1bd5efd7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.36
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.3
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling structopt-derive v0.4.10
[INFO] [stderr]    Compiling merge_derive v0.1.0
[INFO] [stderr]     Checking merge v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking structopt v0.3.17
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking envy v0.4.1
[INFO] [stderr]     Checking trybuild v1.0.30
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.89s
[INFO] running `Command { std: "docker" "inspect" "c7454a769361a6ed4f457237f31389e127178e977567fc1bcda6b45b1bd5efd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7454a769361a6ed4f457237f31389e127178e977567fc1bcda6b45b1bd5efd7", kill_on_drop: false }`
[INFO] [stdout] c7454a769361a6ed4f457237f31389e127178e977567fc1bcda6b45b1bd5efd7