[INFO] fetching crate dotplot 0.1.0...
[INFO] testing dotplot-0.1.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate dotplot 0.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate dotplot 0.1.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dotplot 0.1.0
[INFO] finished tweaking crates.io crate dotplot 0.1.0
[INFO] tweaked toml for crates.io crate dotplot 0.1.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: path `/workspace/builds/worker-12/source/src/dotplot.rs` was erroneously implicitly accepted for binary `dotplot`,
[INFO] [stderr] please set bin.path in Cargo.toml
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 86bb47d43350e8fb5d138944ed0674fcc5b22c17a8d8e35dafbda4d405b30fcc
[INFO] running `Command { std: "docker" "start" "-a" "86bb47d43350e8fb5d138944ed0674fcc5b22c17a8d8e35dafbda4d405b30fcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "86bb47d43350e8fb5d138944ed0674fcc5b22c17a8d8e35dafbda4d405b30fcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86bb47d43350e8fb5d138944ed0674fcc5b22c17a8d8e35dafbda4d405b30fcc", kill_on_drop: false }`
[INFO] [stdout] 86bb47d43350e8fb5d138944ed0674fcc5b22c17a8d8e35dafbda4d405b30fcc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b20ae58cccf4a29433531845c127a3e3414b0a7ccbe498701f946197953817b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5b20ae58cccf4a29433531845c127a3e3414b0a7ccbe498701f946197953817b", kill_on_drop: false }`
[INFO] [stderr] warning: path `/opt/rustwide/workdir/src/dotplot.rs` was erroneously implicitly accepted for binary `dotplot`,
[INFO] [stderr] please set bin.path in Cargo.toml
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling strsim v0.5.2
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling docopt v0.6.86
[INFO] [stderr]    Compiling dotplot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/dotplot.rs:59:31
[INFO] [stdout]    |
[INFO] [stdout] 59 |         Err(reason) => panic!(reason.to_string()),
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 59 |         Err(reason) => panic!("{}", reason.to_string()),
[INFO] [stdout]    |                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.92s
[INFO] running `Command { std: "docker" "inspect" "5b20ae58cccf4a29433531845c127a3e3414b0a7ccbe498701f946197953817b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b20ae58cccf4a29433531845c127a3e3414b0a7ccbe498701f946197953817b", kill_on_drop: false }`
[INFO] [stdout] 5b20ae58cccf4a29433531845c127a3e3414b0a7ccbe498701f946197953817b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b7e9d98fab79e0e1b5f6aac0bde446190d341620daba637fec4c20e19bbb4db8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b7e9d98fab79e0e1b5f6aac0bde446190d341620daba637fec4c20e19bbb4db8", kill_on_drop: false }`
[INFO] [stderr] warning: path `/opt/rustwide/workdir/src/dotplot.rs` was erroneously implicitly accepted for binary `dotplot`,
[INFO] [stderr] please set bin.path in Cargo.toml
[INFO] [stderr]    Compiling dotplot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/dotplot.rs:59:31
[INFO] [stdout]    |
[INFO] [stdout] 59 |         Err(reason) => panic!(reason.to_string()),
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 59 |         Err(reason) => panic!("{}", reason.to_string()),
[INFO] [stdout]    |                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "b7e9d98fab79e0e1b5f6aac0bde446190d341620daba637fec4c20e19bbb4db8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7e9d98fab79e0e1b5f6aac0bde446190d341620daba637fec4c20e19bbb4db8", kill_on_drop: false }`
[INFO] [stdout] b7e9d98fab79e0e1b5f6aac0bde446190d341620daba637fec4c20e19bbb4db8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b3128b0fe79bc160476d6fabc51225ca8edf18d69d8e99050efb793890ff4ab3
[INFO] running `Command { std: "docker" "start" "-a" "b3128b0fe79bc160476d6fabc51225ca8edf18d69d8e99050efb793890ff4ab3", kill_on_drop: false }`
[INFO] [stderr] warning: path `/opt/rustwide/workdir/src/dotplot.rs` was erroneously implicitly accepted for binary `dotplot`,
[INFO] [stderr] please set bin.path in Cargo.toml
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/dotplot.rs:59:31
[INFO] [stderr]    |
[INFO] [stderr] 59 |         Err(reason) => panic!(reason.to_string()),
[INFO] [stderr]    |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stderr]    = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: add a "{}" format string to Display the message
[INFO] [stderr]    |
[INFO] [stderr] 59 |         Err(reason) => panic!("{}", reason.to_string()),
[INFO] [stderr]    |                               +++++
[INFO] [stderr] 
[INFO] [stderr] warning: `dotplot` (bin "dotplot" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dotplot-3a07ca436ebf49d4)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b3128b0fe79bc160476d6fabc51225ca8edf18d69d8e99050efb793890ff4ab3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3128b0fe79bc160476d6fabc51225ca8edf18d69d8e99050efb793890ff4ab3", kill_on_drop: false }`
[INFO] [stdout] b3128b0fe79bc160476d6fabc51225ca8edf18d69d8e99050efb793890ff4ab3