[INFO] fetching crate callpass 1.0.3...
[INFO] testing callpass-1.0.3 against 1.49.0 for beta-1.50-1
[INFO] extracting crate callpass 1.0.3 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate callpass 1.0.3 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate callpass 1.0.3
[INFO] finished tweaking crates.io crate callpass 1.0.3
[INFO] tweaked toml for crates.io crate callpass 1.0.3 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 435f9056eef114d4e26310bb331dc884e00e988406580c9ca6860812bc22435c
[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" "435f9056eef114d4e26310bb331dc884e00e988406580c9ca6860812bc22435c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "435f9056eef114d4e26310bb331dc884e00e988406580c9ca6860812bc22435c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "435f9056eef114d4e26310bb331dc884e00e988406580c9ca6860812bc22435c", kill_on_drop: false }`
[INFO] [stdout] 435f9056eef114d4e26310bb331dc884e00e988406580c9ca6860812bc22435c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3d9af8511fab9d5921fce44d45931b56fe22f75bf603baf2792121aac18d074
[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" "d3d9af8511fab9d5921fce44d45931b56fe22f75bf603baf2792121aac18d074", kill_on_drop: false }`
[INFO] [stderr]    Compiling ascii v0.9.3
[INFO] [stderr]    Compiling docopt v0.8.3
[INFO] [stderr]    Compiling callpass v1.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning[E0170]: pattern binding `c` is named the same as one of the variants of the type `AsciiChar`
[INFO] [stdout]    --> src/lib.rs:115:23
[INFO] [stdout]     |
[INFO] [stdout] 115 |                 .map(|c| {
[INFO] [stdout]     |                       ^ help: to match on the variant, qualify the path: `AsciiChar::c`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bindings_with_variant_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0170`.
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.56s
[INFO] running `Command { std: "docker" "inspect" "d3d9af8511fab9d5921fce44d45931b56fe22f75bf603baf2792121aac18d074", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3d9af8511fab9d5921fce44d45931b56fe22f75bf603baf2792121aac18d074", kill_on_drop: false }`
[INFO] [stdout] d3d9af8511fab9d5921fce44d45931b56fe22f75bf603baf2792121aac18d074
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c47cd5b4c4c195aab82edbf8c6e14487f3ad19aabbbcef79fd6c9461f367f97
[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" "4c47cd5b4c4c195aab82edbf8c6e14487f3ad19aabbbcef79fd6c9461f367f97", kill_on_drop: false }`
[INFO] [stderr]    Compiling callpass v1.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning[E0170]: pattern binding `c` is named the same as one of the variants of the type `AsciiChar`
[INFO] [stdout]    --> src/lib.rs:115:23
[INFO] [stdout]     |
[INFO] [stdout] 115 |                 .map(|c| {
[INFO] [stdout]     |                       ^ help: to match on the variant, qualify the path: `AsciiChar::c`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bindings_with_variant_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0170`.
[INFO] [stdout] 
[INFO] [stdout] warning[E0170]: pattern binding `c` is named the same as one of the variants of the type `AsciiChar`
[INFO] [stdout]    --> src/lib.rs:115:23
[INFO] [stdout]     |
[INFO] [stdout] 115 |                 .map(|c| {
[INFO] [stdout]     |                       ^ help: to match on the variant, qualify the path: `AsciiChar::c`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bindings_with_variant_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0170`.
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.89s
[INFO] running `Command { std: "docker" "inspect" "4c47cd5b4c4c195aab82edbf8c6e14487f3ad19aabbbcef79fd6c9461f367f97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c47cd5b4c4c195aab82edbf8c6e14487f3ad19aabbbcef79fd6c9461f367f97", kill_on_drop: false }`
[INFO] [stdout] 4c47cd5b4c4c195aab82edbf8c6e14487f3ad19aabbbcef79fd6c9461f367f97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9a53efd9b823c771d6e469172210798e5072b4885c0d406e482613ae29f19f58
[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" "9a53efd9b823c771d6e469172210798e5072b4885c0d406e482613ae29f19f58", kill_on_drop: false }`
[INFO] [stderr] warning[E0170]: pattern binding `c` is named the same as one of the variants of the type `AsciiChar`
[INFO] [stderr]    --> src/lib.rs:115:23
[INFO] [stderr]     |
[INFO] [stderr] 115 |                 .map(|c| {
[INFO] [stderr]     |                       ^ help: to match on the variant, qualify the path: `AsciiChar::c`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bindings_with_variant_name)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0170`.
[INFO] [stderr] warning[E0170]: pattern binding `c` is named the same as one of the variants of the type `AsciiChar`
[INFO] [stderr]    --> src/lib.rs:115:23
[INFO] [stderr]     |
[INFO] [stderr] 115 |                 .map(|c| {
[INFO] [stderr]     |                       ^ help: to match on the variant, qualify the path: `AsciiChar::c`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bindings_with_variant_name)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0170`.
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/callpass-673030f1e71ec189
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/callpass-9f618d0ee1982ff6
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tests-8d8382177ec677d8
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test into_i32 ... ok
[INFO] [stdout] test from_string_borrow ... ok
[INFO] [stdout] test from_u16 ... ok
[INFO] [stdout] test from_u32 ... ok
[INFO] [stdout] test from_u64 ... ok
[INFO] [stdout] test into_i16 ... ok
[INFO] [stdout] test into_string ... ok
[INFO] [stdout] test into_i64 ... ok
[INFO] [stdout] test from_string ... ok
[INFO] [stdout] test from_str ... ok
[INFO] [stdout] test from_i64 ... ok
[INFO] [stdout] test into_u32 ... ok
[INFO] [stdout] test into_u64 ... ok
[INFO] [stdout] test zeros_padding ... ok
[INFO] [stdout] test correctness ... ok
[INFO] [stdout] test comparison ... ok
[INFO] [stdout] test from_i16 ... ok
[INFO] [stdout] test from_i32 ... ok
[INFO] [stderr]    Doc-tests callpass
[INFO] [stdout] test into_u16 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/lib.rs - Callpass (line 101) ... ok
[INFO] [stdout] test src/lib.rs - Callpass (line 95) ... ok
[INFO] [stdout] test src/lib.rs - Callpass (line 55) ... ok
[INFO] [stdout] test src/lib.rs - (line 12) ... ok
[INFO] [stdout] test src/lib.rs - Callpass (line 64) ... ok
[INFO] [stdout] test src/lib.rs - (line 19) ... ok
[INFO] [stdout] test src/lib.rs - Callpass (line 74) ... ok
[INFO] [stdout] test src/lib.rs - (line 30) ... ok
[INFO] [stdout] test src/lib.rs - Callpass (line 83) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9a53efd9b823c771d6e469172210798e5072b4885c0d406e482613ae29f19f58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a53efd9b823c771d6e469172210798e5072b4885c0d406e482613ae29f19f58", kill_on_drop: false }`
[INFO] [stdout] 9a53efd9b823c771d6e469172210798e5072b4885c0d406e482613ae29f19f58