[INFO] cloning repository https://github.com/luojia65/luojia-os-labs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/luojia65/luojia-os-labs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluojia65%2Fluojia-os-labs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluojia65%2Fluojia-os-labs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] efe6c41bc592847b276d61d60c5436b3db637919
[INFO] checking luojia65/luojia-os-labs against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluojia65%2Fluojia-os-labs" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/luojia65/luojia-os-labs on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/luojia65/luojia-os-labs
[INFO] finished tweaking git repo https://github.com/luojia65/luojia-os-labs
[INFO] tweaked toml for git repo https://github.com/luojia65/luojia-os-labs written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/luojia65/luojia-os-labs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/rust-embedded/riscv`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded woke v0.0.2
[INFO] [stderr]   Downloaded buddy_system_allocator v0.8.0
[INFO] [stderr]   Downloaded buddy_system_allocator v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 442d06ff52e10d5ae7b3fc9e567ae9b42bdd7c53bdc0e7ecd845de32a7b546f2
[INFO] running `Command { std: "docker" "start" "-a" "442d06ff52e10d5ae7b3fc9e567ae9b42bdd7c53bdc0e7ecd845de32a7b546f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "442d06ff52e10d5ae7b3fc9e567ae9b42bdd7c53bdc0e7ecd845de32a7b546f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "442d06ff52e10d5ae7b3fc9e567ae9b42bdd7c53bdc0e7ecd845de32a7b546f2", kill_on_drop: false }`
[INFO] [stdout] 442d06ff52e10d5ae7b3fc9e567ae9b42bdd7c53bdc0e7ecd845de32a7b546f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 89dc10c789d0e4b17b86c47ab73d53a917f9735d7a8712e7d3cc7518db837c2d
[INFO] running `Command { std: "docker" "start" "-a" "89dc10c789d0e4b17b86c47ab73d53a917f9735d7a8712e7d3cc7518db837c2d", kill_on_drop: false }`
[INFO] [stderr]     Checking r0 v1.0.0
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling regex-syntax v0.6.23
[INFO] [stderr]    Compiling batch-kernel-user v0.1.0 (/opt/rustwide/workdir/01-batch-kernel/user)
[INFO] [stderr]    Compiling yield-batch-kernel-user v0.1.0 (/opt/rustwide/workdir/01a-yield-batch-kern/user)
[INFO] [stderr]    Compiling multi-program-user v0.1.0 (/opt/rustwide/workdir/02-multi-program-kern/user)
[INFO] [stderr]    Compiling magic-return-user v0.1.0 (/opt/rustwide/workdir/01b-magic-return-kern/user)
[INFO] [stderr]     Checking bit_field v0.10.1
[INFO] [stderr]    Compiling trap-return-user v0.1.0 (/opt/rustwide/workdir/02b-trap-return-kern/user)
[INFO] [stderr]     Checking spin v0.7.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling mmu-user v0.1.0 (/opt/rustwide/workdir/03-mmu-users)
[INFO] [stderr]    Compiling complex-ctx-user v0.1.0 (/opt/rustwide/workdir/02a-complex-ctx-kern/user)
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling yield-batch-kernel v0.1.0 (/opt/rustwide/workdir/01a-yield-batch-kern/kernel)
[INFO] [stderr]    Compiling template-kernel v0.1.0 (/opt/rustwide/workdir/00-template-kernel)
[INFO] [stderr]    Compiling trap-return-kern v0.1.0 (/opt/rustwide/workdir/02b-trap-return-kern/kernel)
[INFO] [stderr]    Compiling magic-return-kern v0.1.0 (/opt/rustwide/workdir/01b-magic-return-kern/kernel)
[INFO] [stderr]    Compiling complex-ctx-kern v0.1.0 (/opt/rustwide/workdir/02a-complex-ctx-kern/kernel)
[INFO] [stderr]    Compiling multi-program-kern v0.1.0 (/opt/rustwide/workdir/02-multi-program-kern/kernel)
[INFO] [stderr]    Compiling va-switch-kern v0.1.0 (/opt/rustwide/workdir/03a-va-switch-kern)
[INFO] [stderr]    Compiling virt-addr-kern v0.1.0 (/opt/rustwide/workdir/03-virt-addr-kern)
[INFO] [stderr]    Compiling batch-kernel v0.1.0 (/opt/rustwide/workdir/01-batch-kernel/kernel)
[INFO] [stderr]     Checking woke v0.0.2
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking buddy_system_allocator v0.6.0
[INFO] [stderr]     Checking buddy_system_allocator v0.8.0
[INFO] [stderr]     Checking spin v0.9.0
[INFO] [stdout] error: duplicate lang item in crate `std` (which `test` depends on): `panic_impl`.
[INFO] [stdout]   |
[INFO] [stdout]   = note: the lang item is first defined in crate `multi_program_user` (which `02_03_write_c` depends on)
[INFO] [stdout]   = note: first definition in `multi_program_user` loaded from /opt/rustwide/target/debug/deps/libmulti_program_user-d4bfddb4e17d1c5e.rmeta
[INFO] [stdout]   = note: second definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/3d9fdbff4f377de96b3a51174e7a64086bee9a5c/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-37fdd654777c296f.rlib
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `multi-program-user`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: duplicate lang item in crate `std` (which `test` depends on): `panic_impl`.
[INFO] [stdout]   |
[INFO] [stdout]   = note: the lang item is first defined in crate `batch_kernel_user` (which `01_store_fault` depends on)
[INFO] [stdout]   = note: first definition in `batch_kernel_user` loaded from /opt/rustwide/target/debug/deps/libbatch_kernel_user-dfe22d86589a04cc.rmeta
[INFO] [stdout]   = note: second definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/3d9fdbff4f377de96b3a51174e7a64086bee9a5c/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-37fdd654777c296f.rlib
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: duplicate lang item in crate `std` (which `test` depends on): `panic_impl`.
[INFO] [stdout]   |
[INFO] [stdout]   = note: the lang item is first defined in crate `batch_kernel_user` (which `00_hello_world` depends on)
[INFO] [stdout]   = note: first definition in `batch_kernel_user` loaded from /opt/rustwide/target/debug/deps/libbatch_kernel_user-dfe22d86589a04cc.rmeta
[INFO] [stdout]   = note: second definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/3d9fdbff4f377de96b3a51174e7a64086bee9a5c/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-37fdd654777c296f.rlib
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: duplicate lang item in crate `std` (which `test` depends on): `panic_impl`.
[INFO] [stdout]   |
[INFO] [stdout]   = note: the lang item is first defined in crate `multi_program_user` (which `02_02_write_b` depends on)
[INFO] [stdout]   = note: first definition in `multi_program_user` loaded from /opt/rustwide/target/debug/deps/libmulti_program_user-d4bfddb4e17d1c5e.rmeta
[INFO] [stdout]   = note: second definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/3d9fdbff4f377de96b3a51174e7a64086bee9a5c/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-37fdd654777c296f.rlib
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: duplicate lang item in crate `std` (which `test` depends on): `panic_impl`.
[INFO] [stdout]   |
[INFO] [stdout]   = note: the lang item is first defined in crate `batch_kernel_user` (which `02_power` depends on)
[INFO] [stdout]   = note: first definition in `batch_kernel_user` loaded from /opt/rustwide/target/debug/deps/libbatch_kernel_user-dfe22d86589a04cc.rmeta
[INFO] [stdout]   = note: second definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/3d9fdbff4f377de96b3a51174e7a64086bee9a5c/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-37fdd654777c296f.rlib
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: duplicate lang item in crate `std` (which `test` depends on): `panic_impl`.
[INFO] [stdout]   |
[INFO] [stdout]   = note: the lang item is first defined in crate `multi_program_user` (which `02_01_write_a` depends on)
[INFO] [stdout]   = note: first definition in `multi_program_user` loaded from /opt/rustwide/target/debug/deps/libmulti_program_user-d4bfddb4e17d1c5e.rmeta
[INFO] [stdout]   = note: second definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/3d9fdbff4f377de96b3a51174e7a64086bee9a5c/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-37fdd654777c296f.rlib
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: duplicate lang item in crate `std` (which `test` depends on): `panic_impl`.
[INFO] [stdout]   |
[INFO] [stdout]   = note: the lang item is first defined in crate `batch_kernel_user` (which `03_illegal_insn` depends on)
[INFO] [stdout]   = note: first definition in `batch_kernel_user` loaded from /opt/rustwide/target/debug/deps/libbatch_kernel_user-dfe22d86589a04cc.rmeta
[INFO] [stdout]   = note: second definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/3d9fdbff4f377de96b3a51174e7a64086bee9a5c/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-37fdd654777c296f.rlib
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: duplicate lang item in crate `std` (which `test` depends on): `panic_impl`.
[INFO] [stdout]   |
[INFO] [stdout]   = note: the lang item is first defined in crate `batch_kernel_user` (which `04_rust_panic` depends on)
[INFO] [stdout]   = note: first definition in `batch_kernel_user` loaded from /opt/rustwide/target/debug/deps/libbatch_kernel_user-dfe22d86589a04cc.rmeta
[INFO] [stdout]   = note: second definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/3d9fdbff4f377de96b3a51174e7a64086bee9a5c/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-37fdd654777c296f.rlib
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "89dc10c789d0e4b17b86c47ab73d53a917f9735d7a8712e7d3cc7518db837c2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89dc10c789d0e4b17b86c47ab73d53a917f9735d7a8712e7d3cc7518db837c2d", kill_on_drop: false }`
[INFO] [stdout] 89dc10c789d0e4b17b86c47ab73d53a917f9735d7a8712e7d3cc7518db837c2d